Turn off screen share lg tv. kim October 26, 2022, 1:11am 2.

Wet a soft cloth in lukewarm water. But for an OLED TV, all pixels should be off when displaying a black image (like this "Blank" screen saver). Step 3: Select the screen layout of your choice. Click the check box in the lower left that says “Share computer sound”. Screen Mirroring to LG TV using Third For next steps, check out these useful links:Help Library Support: https://www. Navigate to the “Settings” menu using the arrow keys and select “Accessibility. TV Voice assistant using mobile LG TV plus App. To turn it on, go through the options until you locate “Screen Saver” and pick it. Mar 28, 2024 · At a Glance. Aug 18, 2023 · The screen brightness can change depending on the active Power Saving Mode. Now, you can see the Music, Picture, and Video section on your LG TV screen. Aug 8, 2023 · Select [All Settings] in the [Settings] menu. Select [Picture] and then [Picture Mode Settings]. If you can't find the TV's power button, simply leave the TV unplugged for 10 minutes. Exit Settings. Press the “Home” button on the LG TV remote. You must adjust the TV volume to change the power sound volume. Set Picture mode as Standard. The wording may vary depending on the TV model and software version. " Scroll down and tap on "Audio Sharing. Enable Sound Mode Sharing. Dec 8, 2023 · WebOS4. Your TV shouldn't be on a publicly available network. Click on the green “Share Screen” icon. We would like to show you a description here but the site won’t allow us. To end a screen mirroring session, select the Disconnect prompt in the small black rectangular box on the top of the PC screen, change to a different function on the TV, or turn the TV off. After turning on the TV, press the [Settings] button on the remote control. Head to “All settings. I had to enable "Smart LED" to Low or High. Select [Yes] when a message appears on the TV screen to accept the screen share request. The setting may not be applied if you turn off [Quick Start +]. To begin, select the Screen Share option from the home menu. Turn on the TV and press the [Settings] button Oct 21, 2023 · 1. Plug your TV back in and switch on. Mac. At the top of your smartphone screen, tap Miracast to activate it. 00. The smartphone should appear on the list of My workaround is as follows: 1. set "Turn off the display" to Never. Factory Reset. If your TV has a screen saver, you should be able to find it here. Jun 17, 2023 · Turn on your LG Smart TV and press your remote control’s “Settings” button. Menu layout may vary depending on WebOS version and TV model. You will notice the TV screen turning off and the power indicator light on the TV or remote control dimming or turning off completely. Open screen sharing. 0 – WebOS 8. To troubleshoot and determine if the problem is resolved, reconnect the device and switch the TV to the new input. Unplug the TV from power for five minutes and while the TV is unplugged, press and hold the TV's power button (not the remote control's power button) for 60-seconds. Set Screen Share Lock to ON. The first step to enable subtitles on your LG OLED TV is to navigate to the Settings menu. Mark the settings checkbox (es) as necessary. Enable the device audio on your TV. lg. If you prefer using the remote control to turn off your LG Smart TV, you can do so by pressing the power button. Running the Always Ready mode in the Settings menu. Oct 8, 2023 · Table of Contents. It’s the gear icon. Sep 1, 2023 · Turn on the TV and press the [Settings] button on your TV remote. Select Picture Settings. In 60% of Feb 22, 2023 · Press the settings button on the remote control. Browse the list of files until you find setup. Select the Apple AirPlay Settings menu. It’s all about giving you the power to customize your entertainment experience. 5. Jul 27, 2023 · Step 2: Installation. From there, scroll down to the “Shut Down Feb 5, 2024 · This setting applies when you turn on the TV with the remote control. Next, sign in to the ThinQ app and then tap the '+' button to add an LG product. Select [Usage Limit Setting] in [Family Settings]. Jan 9, 2022 · Press the Settings button on your remote to open the settings menu. Jun 5, 2024 · If your TV is too far away from the Wi-Fi router or if there are walls or electronic devices between the TV and router the TV may not be able to make a connection. Then, turn it on and see the results. 1. Following this update, the LG home screen will automatically launch on the startup of your LG TV. Select [General] and then [Family Settings]. 0] Press the button on your remote control and select [All Settings] → [General] → [Time] → [Timers]. Plug the power cables back in. On a Mac, go to System Settings > Display, and then set "AirPlay Display" to "Off. Pull Jun 1, 2023 · If users have lost their remote control, they can turn on the TV using the physical power button as mentioned above. * Required question. The Power Saving Mode is enabled on your TV. From the Home screen, tap the Apps Key > SmartShare . If an [AirPlay Code] appears on your projector screen, enter the passcode on your iPhone. Jun 5, 2022 · Some examples of how to control your TV without the remote include phone apps manually, with new streaming devices, and more. Step 2: Navigate to Multi View. Windows. May 10, 2022 · In the text, I commented that one of the benefits of using these gadgets is to control the energy expenditure of household appliances and offer the option to turn off these appliances remotely. You can disable them fro The only people able to cast to your TV should those on your home tvs network. Aug 22, 2021 · Here's how to turn off the display on the LG Smart TV while still hearing the sound. To begin, grab your LG TV remote and press the Home or Settings button. May 19, 2023 · The TV won’t turn off with the power button? Disconnect the TV power cord, wait for 1 minute, and connect it again. Find and open the General Settings. View device screens in full-screen mode on your TV. We have an LG TV, model is 65UK6090PUA, and noticed that it has a screen sharing/Miracast option. A Soft Reset will power your device off and back on without deleting data. It should display some options like “HDMI 1, HDMI 2” etc. Causes and Symptoms. Once in a while, random people from outside, attempt to connect to our tv with their android phone. This guide was created for all models, so the images or content may be different from Oct 26, 2022 · narae0. Once the Wi-Fi network appears in your TV’s network list again, try to connect. This feature is basic Mar 28, 2022 · To turn off AirPlay, click on the AirPlay icon on the right side of your Mac's menubar and select Turn AirPlay Off. Takeaway 2: Turning off Alexa on your LG TV is simple and lets you control your TV the way you like. Android. Look for the source button on your LG TV remote and press it. Nov 28, 2023 · 1. When the All Settings screen opens, select Accessibility Feb 28, 2023 · 2. Decrease the . Jun 13, 2023 · Laptop or PC: To share your laptop or PC screen on the LG TV, you need to connect both devices to the same Wi-Fi network. Turn on the TV and press the [Settings] button on your TV remote. Arrow to Admin. 4 Replug in the TV and switch it on. After 5 seconds, an alert in the top-right corner of the screen should tell you that the remote has Oct 24, 2023 · Press the “Settings” button on your remote control, typically represented by a gear icon. Mar 30, 2024 · If you are looking to disable store mode on LG TV that runs on webOS 5. Change the position of your device screen. This allows enough moisture to remain to remove tuff stains without damaging the screen. com/us/suppo Sep 13, 2023 · Select [Power Off Timer]. Adding Voice assistant feature in Netflix. Turn off your TV using the TV remote. Usually, when you turn on the TV, you can see advertisements on the home screen. Alternatives: LG do not make a dedicated Mac application that supports Smart Share. Dec 12, 2023 · How to Disable Voice Guide Feature on LG TV [Using the Mic Button] You can also turn off Audio guide feature using voice commands. Network Security: Ensure your home Wi-Fi network is secure with a strong password. Step 3: Using the navigation buttons on your remote, scroll down to select the Dec 1, 2023 · Aim the remote control towards the TV and press the power button firmly. Change to [On] if it is [Off]. Wait 30 seconds. Jun 26, 2024 · [LG WebOS TVs] How To Setup Your Internet Connection - WebOS 6. Tap on this tab and you will see a list of all of the people who you can share audio with. Slide to toggle ON/OFF next to option to show the second screen when the main screen is on or off. Try this. Sep 15, 2023 · Follow the steps below to do so: Press the Home or Smart key on your LG remote. From there, select “Accessibility” and then “Subtitle & Caption. Oct 29, 2023 · Step 2: Pressing the Power Button. Select Clear browsing data, and confirm the prompt that appears. May 27, 2023 · If you see the menu on the screen, turn off the set-top box and turn it back on to see if the TV screen is displayed properly. We strongly advise you NOT to click anywhere except the OLED menu. How to set up by TV release year and Dec 4, 2023 · Choose this. Note. Within the “Accessibility” menu, find and select the “Subtitles” option. Is the unit's power cord securely plugged-in to both the back of the TV and an electrical outlet? Note: You will need the LG remote control that came with the TV. For users, there is a Screen Saver option in Settings > General > Screen saver on/off, but this option is not provided on the OLED TVs. This guide was created for all models, so the images or content may be different from your product. Select [General] and then [Additional Settings]. Select ' TV ' from the list, and wait for the app to detect the TV. With this feature enabled, you can restrict TV usage to a specified duration. Select Yes or OK to confirm the changes. Jan 4, 2018 · Soft Reset. 70. May 6, 2024 · Key Takeaways: Takeaway 1: You can easily turn off Alexa on your LG TV if you prefer traditional remote control or want to limit voice commands. Tap the Menu Key > Settings. Hold down the power button for 15 seconds. 10] 1. Step 2: Locate the Support option and select it. Select Advanced Settings. In newer models with voice activation, you can simply say ‘screen off’ and the screen will enter this mode. Use "Blank" Screen saver after a certain time. Check if the iPhone screen is displayed on the projector properly. Ensure that you are logged in as the Host. This is the updated version and gives you the option to turn the display off quickly and easily Discover how to block and unblock unknown screen share requests on LG Smart TV. 2021-2023 (WebOS 6. Some TVs allow you to enable or disable screen sharing features. Step 2: Once you’ve found the Power button, gently press it once to power your TV off. While this doesn't happen often, it's annoying…. The warm water helps remove any stubborn smudges or fingerprints. ”. Select the input source with which your LG TV is connected. Feb 26, 2024 · Step 1: Press the Settings button on the remote control. ago. Rear Power Button. Press the “Select” or “OK” button on the remote control to confirm your selection and disable the voice guidance feature. This will discharge the remaining power in the TV. Press Settings. Oct 31, 2023 · Turn on the TV and press the [Settings] button on the remote control and select [All Settings]. I'm using the OLED48CXPUB as a PC/gaming monitor and my Dec 5, 2023 · 5. To do this, you’ll need to use your remote control. 0 or earlier operating system, follow the below mentioned steps: Step 1: On the remote control, press the gear button. You can access the Optimize, Check Items, and Remote Control menus. Dec 1, 2023 · Use the arrow keys on the remote control to highlight the “Off” or “Disable” option. Mar 28, 2022 · To turn off AirPlay, click on the AirPlay icon on the right side of your Mac's menubar and select Turn AirPlay Off. We recommend moving your Wi-Fi router within 30 ft. Now, scroll down and select “Off” to disable SAP altogether from your TV. Arrow to General. Toggle to Settings and go to All Settings. Quick and easy so you can have the audio description turned off on your new LG Smart TV. If you go to the screen share app, there should be an option to turn listen mode off. Select this option to access the submenu. iOS: To share your iPhone or iPad screen on the LG TV, swipe down your device’s screen to open Zoom – Sharing Computer Sound During Screen Sharing. Press the [ ] button on your TV remote. Step 2: Unplug your TV from its power supply. Continue; It seems the issue is with the network. If the power button does not work after reconnecting the power cord, contact our Mar 17, 2023 · Step 1: Locate your TV’s Power button on its control panel. Drag the slider to the right, then wait 30 seconds for your device to turn off. If you turn on the TV using the power button on the TV itself, you may see a different external input screen. However, the commands are only available for newer models. Please ensure the [Quick Start +] setting is on. 2 Press and hold the power button on the TV for 30 seconds. 03] 1. Click on the AirPlay option to turn it On. Select the TV from the external devices listed on the [Screen Share] screen. ※ You can only turn the TV power sound on/off in the Additional Settings menu. Apr 14, 2019 · Whether you need to register your product, communicate with an LG Support Representative, or obtain repair service. If you prefer, this auto-launch feature can be turned off. BeanbagTheThird. You’ll see a list of options; choose “Audio Description/SAP. 5 (2019) Select Home → Settings → Accessibility → Video Description → off. This indicates that your LG OLED TV has been successfully turned off. Jun 8, 2023 · On Android, open the Quick Access menu, tap and hold the ScreenCast or Smart View icon, then tap the device you are mirroring to. Choose Application Manager. Share. Side Power Button. " Toggle on "Audio Sharing. The screen brightness can change depending on the active Power Saving Mode. This feature does not turn the TV off, it just turns off the display to protect the screen. Award. Finally, select the LG TV from the list of available devices. Select All Settings. com/us/support/help-libraryTo request a repair: https://www. To connect a smartphone to your Smart TV through Miracast, perform the following steps: On your Smart TV, select Smart Home () > Settings > . Tap the Discoverable checkbox to enable (checkmark) the setting to allow your device to be visible to other devices. LG TV Turns On But No Picture or Sound. Owner’s Manuals, requesting a repair, software updates and warranty information are all just a click away. This can help prevent unauthorized access to your To turn SmartShare on and allow sharing contents. Fix #2: Enable AirPlay on Your LG TV (For iPhone, iPad, and Mac) Fix #3: Reboot Your Devices. Step 1: Head to the Settings or All Settings menu. Exit the settings menu by pressing the “Back” or “Exit” button on the remote control. Jul 5, 2023 · To modify the auto-dimming settings, navigate to the “ OLED ” menu and disable the following options: “ TPC Enable ” and “ GSR Enable ”. Follow these steps to reset your LG TV back to its factory settings on WebOS 4. 0 and above: Step 1: Access settings and choose All Settings. However, my colleague Stefan Möllenhoff—who recently bought an OLED TV from LG—shared with me some really curious and even worrying information. Sep 13, 2023 · Common LG TV Picture Problems. Under [Additional Settings], set [Power Sound] to [Off] to disable the startup/shutdown sounds. Go to its Settings menu. Dec 14, 2023 · Welcome to our tutorial, "LG Smart TV: Turning On and Off Using the Remote. You should see an option titled “Subtitle On/Off,” allowing you to toggle subtitles on or off, depending on your preference. Until recently, you could turn off LG Mar 25, 2023 · Review Sharing Settings: Check your TV's settings for screen sharing or mirroring options. Finally, press the Back remote button to exit that section and reboot your LG TV for the changes to take effect. 5 – WebOS 7. Apr 22, 2024 · Unplug the power cable from your router and modem. 3 Keep the TV switched off for 5 minutes. In the [Year 2020 webOS5. Choose General followed by Accessibility. Navigate to Home Dashboard and hit AirPlay. The most common method used by TV watchers worldwide is to install a smartphone app that controls your LG TV. Select [Game Optimizer] in [General]. Fix #1: Connect your LG TV and Other Device to the Same Network. How to Fix LG Screen Share Not Working. This will drain its electricity. Nov 11, 2023 · These are all off by default during setup, and you can either opt into each individually, or click Select All at the bottom of the screen to turn them all on. ※ It is necessary to set the desired picture mode every time there is a change in the input mode Oct 11, 2023 · If your LG TV has sound but no picture or a black screen with sound, then you can diagnose the cause, and find out how to fix it, using this video. In the case you don't have a 2019 LG TV, an alternative to screen share is using Plex Media Server. fix the symptom that the Magic Remote Control cursor does not move left or right [04. Dec 8, 2023 · I would like to use the Always Ready mode. This allows you to continue playing any music while giving the TV a break from static images. Dec 23, 2020 · I show you how to how to Turn OFF/ON the Talk Back (aka Screen Reader, Voice Assistance, Text Reader, Audio Guidance) on a LG Smart TV. Connecting from Your Smartphone. Mar 24, 2023 · Step 1: Click your TV’s Power button to turn it off. Wait 2 minutes. Open your Zoom meeting. Turn off the power switch on the back of the set-top box, wait for 5 seconds, and turn it on again. Turn On your LG Smart TV and press the Home button on your LG TV remote. Here's how to turn off the screen display on the LG Smart TV. iPhone / iPad. NOTE: An All Folders tab will be included on the display screen if you connect your PC. Then, go to your device’s settings and enable screen sharing. Sep 19, 2021 · Here's how to turn off the audio description on the new LG Smart TV. A micro-fiber cloth is perfect for this. Step 4: Your TV will complete the reset process. 2017-2020 (WebOS 3. Step 3: At the bottom, you will hear Reset to Initial Settings. Depending on your TV model, the Power button may be beneath the LG logo, on the back of the TV, on the bottom right bezel, or right in the middle of the TV. Unplug the power cord from the back of the TV and then plug it back in. Follow these instructions: Locate the “Settings” button on your remote control. This is a convenient option, especially when you are sitting far away from the television set. Presto! Nov 14, 2023 · 1. Go to [All Settings] → [General] → [Always Ready Mode] and select [Enable]. My LG TV Screen is Black But I Have Sound. 72. After five minutes, plug the TV back into 2. Exit the screen-sharing mode. Click the AirPlay option and enable it. Set [Game Optimizer] to On. Select Miracast™/Intel® WiDi, and then set it to On. Press and hold either volume button and the side button until the power-off slider appears. The first step is a welcome screen. Alternatively, you can also turn off your device by going to the “Settings” app and selecting the “General” option. Use A Smartphone App. Find “General” on the menu and tap “Additional Settings Jun 14, 2022 · To turn on audio sharing, open the Settings app and tap on "Music. • 5 yr. Scroll through the menu until you locate the options you want, then choose them. Jun 16, 2023 · Quick guide on how to manage subtitles on LG TV depending on the OS version. Step 2: On your LG TV remote, press the “Settings” button, usually represented by a gear icon. If you've misplaced your remote and you want to turn off your LG Smart TV, you can s Feb 25, 2021 · 1. Make sure they are set according to your preferences. In [Picture Mode], set [Picture Mode] to [Standard] if it is set to [APS]. Select [Support] and then [Quick Help]. Step by step instructions so you can do this quickly so you can hear the May 31, 2023 · How can I control screens streaming to my TV? If your device screen appears on your TV in partial-screen mode, you can: 1. Here's how to turn off sponsored ads on LG Smart TV. 41. Select Lock Mode. An 8-digit code will appear on the TV Jan 24, 2024 · Unplug the external device for at least 5 seconds (if possible). Now, click on the AirPlay and HomeKit Settings. Press the OK or Enter button on your remote control to disable the voice assistant. Press the button on the TV remote and select [All Settings] → [Picture] → [Additional Settings] → [Instant Game Response]. There are several ways to connect to the internet in this video. Feb 20, 2023 · Here’s what you should do: Tap the “Settings” button on your remote control. Take your LG Smart TV remote control and locate the power button. If your TV is powering off/on by itself, this can be caused by improper ventilation, a loose power cord, or on/off timer being activated. The first step in turning off closed captioning on your LG Smart TV is to access the settings menu. Disconnect the HDMI cable from the TV and move it to an alternate port. Select HOME and then [Screen Share] from your projector. Set LG Promota to OFF. of your TV and retrying setup to see if it connects properly. Release the keys when you see the LG bootup logo. To Perform a Soft Reset: Press and hold the Volume Down and Power keys simultaneously until the device reboots. Confirm the change: Once you have disabled the voice assistant, a confirmation message may appear on your TV screen. Sep 26, 2017 · Press and hold the home and back buttons simultaneously while pointing the remote at the TV. Jun 15, 2022 · Change picture mode on LG Smart TV. Select the AirPlay option. For your LG TV, you have two applications to choose between. Use the down arrow on your remote to scroll down to All Settings. Apr 18, 2016 · From the home screen, tap App Settings Display tab (if applicable Second screen. 0 or WebOS 21- WebOS 23): Press the settings button on the remote then you need to select All Settings → General → Accessibility → Closed Caption or subtitles → On/Off. Screen-sharing instructions. Check for backlight failure with the flashlight test. Step 3: Wait one minute before plugging it back in. Once detected, tap on the TV model number. 2022 WebOS22. Learn how to Switch your LG C1/C2 Smart TV on and off without the remote. Steps to stop screen sharing on LG TV are as follows:• Go to “Settings”• Sele Mar 20, 2024 · Once the PC steps are complete, everything visible on your PC screen is mirrored on the LG Smart TV. Jun 29, 2022 · Go to the settings of your LG TV. fix audio mute issue after s/w update [05. Step 3: Select General then choose Additional Settings. There is a shortcut to the internet connectivity option in the TV settings. Jun 28, 2024 · 2. Oct 30, 2023 · Accessing AI Service and Voice Recognition Settings Scroll down the settings menu using the remote’s directional buttons until you locate “AI Service” or “Voice Recognition” settings. 35 LG redesigned the Home Screen layout to provide better content recommendations and improved navigation. Users looking to fine-tune their voice control or disable it wholly should consult the user manual for their specific LG OLED TV or LG TV model, as steps can vary slightly. " In this video, we'll guide you through the simple yet essential process of using Dec 5, 2023 · Follow the below steps to fix the AirPlay not working on the LG TV issue. Step-by-Step Guide: How to Turn off Sound Share on LG TV. Power button location will vary depending on your TV. The Settings menu is where you can access all the options and configurations for your television. Step 4: Under Home/Store Mode, choose Home Mode. Launcher visibility improvement. Step 1: Power on your LG TV and ensure that it is connected to the audio device you wish to disconnect. Depending on your model TV, one of the following options will work. Finding answers and information is easy with LG online service and support. Step 4: Here, you will be offered two types of screen layouts: Side by Side and PIP (Picture-in-Picture). Here, you’ll see various options to customize the subtitle settings. Swipe down your smartphone screen to open the [Notifications] panel and select [Screen Share]. " Method 1. kim October 26, 2022, 1:11am 2. Wring out the cloth until it’s almost dry. Step 2: Choose All Settings from the menu options. exe, then Double-Click to launch the installation. After following these steps Apr 13, 2021 · Turn the Screen Off. If the set time limit is exceeded, a password input Aug 19, 2023 · 1. This problem may be caused by a temporary malfunction of the power circuit. 0): Press the settings Dec 1, 2023 · Step 1: Navigate to Settings Menu. 2. How to Fix. Select [All Settings] in the [Settings] menu. Aug 8, 2023 · Select [Settings] and then [All Settings]. Enhancement to Home Dashboard [04. Adjust the Time and Timer Repeat settings. You will see a pop-up window where you select your desktop or application. Unplug your TV. Open the TV Home menu and select the menu items as instructed below. " On Windows, go to Settings > Display and use the drop-down menu to select "Show on 1. In the OLED TVs, Screen Saver always works except while playing a video in the full screen mode. Try changing the Picture Mode. With the files extracted, and the folder they were placed in open, you should see several files arranged in alphabetical order. Select [Sound] → [Advanced Settings]. Wait a few minutes for the modem and router to boot up. 0. Press the Home or Smart key again and launch the TV’s Settings. Please refer to our below playlist to know more about LG WebOS Smart TVs different features & Get to know on how to block my LG TV from screen sharing with a few easy steps. Click on the Home Dashboard on your LG TV. This can be found on the ribbon menu, just past your installed apps. Once there, locate a Screen Saver. If the problem continues, service will be required. Jan 23, 2024 · 1 Press and hold the button on your LG TV remote until the [Accessibility] menu displays on the TV screen. Typically this will take 11-12 seconds. In firmware update 04. Disable Smart Sound Mode/AI Sound. If still no success, replace the HDMI cable connecting the TV and the device, and then attempt Oct 11, 2023 · 1 Turn off the TV and unplug it. 3. Tap the Always accept request checkbox to enable Jul 13, 2024 · At a Glance. Try this Have you enabled the Power Saving Mode? Disable [Power Saving Mode] in the TV Settings menu. You can hear the sound by selecting one from Sound Bar Sound Mode and TV Sound Mode. After enabling the AirPlay feature, you can follow the prompts below to mirror the LG Smart TV using your iPhone. Oct 30, 2023 · Step 1: Navigate to the settings menu. Upon selecting any category, you’ll be prompted to complete the on-screen procedures to screen mirror your smartphone or PC to LG TV. Check if the smartphone screen is displayed on the TV properly. Thank you. Give it a try if you have a newer model of the LG TV, and it should work: Step 1: Press the Microphone key on the LG remote and say “Turn Off Audio May 8, 2023 · To turn off subtitles on an LG smart TV, start by pressing the home button on your remote and navigating to the settings menu. Select the projector from the external devices listed on the [Screen Mirroring] screen. Now press the back button Jan 11, 2024 · Thankfully, this is an easy fix – simply follow the steps below: Make sure that your LG TV is plugged in and turned on. Once in the settings menu, navigate to “All Settings” and select “Accessibility. 15] 1. Launch the Web Browser or Web Engine. " Now, when you open the Music app, you will see a "Sharing" tab. Oct 29, 2023 · You will then have the option to toggle the Voice Assistant feature off. Locate and turn off Audio Guidance. OR. 4. Most likely, the network issues won’t come back if a restart fixed them. After pressing the power button, wait for a few seconds. That should prevent any connection while not using the app at least. yb lh tp aw as gl qn rf ni zb