Fix sound or audio problems in Windows - Microsoft Support
1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6. Fix your audio drivers. 7. Set your audio device as the default device. 8. Turn off audio enhancements. 9. Restart Audio Services
Use voice typing to talk instead of type on your PC
Use voice typing commands to insert punctuation marks. Use dictation to convert spoken words into text anywhere on your PC with Windows 10. Dictation uses speech recognition, which is built into Windows 10, so there's nothing you need to download and install to use it.
How to use Voice Recorder - Microsoft Support
Voice Recorder is an app for recording lectures, conversations, and other sounds (previously called Sound Recorder). Hit the big Record button (1), and Add a marker (3) to identify key moments as you record or play (2).
Media Feature Pack for Windows 10/11 N (February 2023)
MPEG, WMA, AAC, FLAC, ALAC, AMR, and Dolby Digital audio codecs: Enable the playback of digital audio content, such as MP3, WMA, MPEG-2 audio, AAC audio, FLAC and ALAC audio, and AC-3 audio.
Sound Recorder app for Windows: FAQ - Microsoft Support
Sound Recorder is an app you can use to record audio for up to three hours per recording file. You can use it side by side with other apps, which allows you to record sound while you continue working on your PC.
Plug-ins and add-ons for Windows Media Player - Microsoft Support
Plug-ins or add-ons add functionality—such as audio effects or DVD capability—to Windows Media Player. You can download plug-ins or add-ons for your version of the Player using the links below.
Voice access command list - Microsoft Support
Voice access is a feature in Windows 11 that enables everyone to control their PC and author text using only their voice and without an internet connection. For example, you can open and switch between apps, browse the web, and read and author email using your voice.
Codecs in Media Player - Microsoft Support
Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store.
Use the System File Checker tool to repair missing or corrupted system ...
If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. Run the System File Checker tool (SFC.exe)
Turn on app permissions for your microphone in Windows
Here's how: Select Start > Settings > Privacy & security. Then look for Microphone under App permissions and make sure Microphone access is turned on. Then, allow apps access to your microphone. In Microphone settings, go to Let apps access your microphone and make sure it's turned On.