Try some solutions offered byMiniToolto get rid of the trouble now.
It is popular with many users all over the world.
But this game is not always working well.

You may findApex Legends is not launching,it keeps crashing, theerror code 100, and more.
Besides, some users report that the PCs mic cannot work properly when playing Apex Legends.
The strange thing is that the same microphone can work normally on Discord or in other games.

Why is Apex Legends mic not working?
Step 2: In theSoundwindow, scroll down to theInputsection and check that your microphone is selected.
Then, speak something into your mic to test it.
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IfTest your microphoneoperates normally, this means you have configured the microphone properly.
After that, test whether Apex Legends mic not working is fixed.
If not, continue troubleshooting.
This is useful and advised by some affected users.
Step 1: Typems-parameters:troubleshootto theRuntext box and pressEnterto enter theTroubleshootinterface.
Step 2: Scroll down to findRecording Audioand clickRun the troubleshooter.
Step 3: Perform the fix by following the guide on the screen.
But you’re free to change the setting in Windows to fix this issue.
Step 1: PressWin + Ito enter theSettingsinterface and choosePrivacy.
Step 2: Under theMicrophonetab, make sureAllow apps to access your microphoneis enabled.
Also, scroll down to verify the Origin app is allowed to access your mic.
This is proved to be helpful for some users.
Step 1: Launch Origin and go toOrigin > utility options.
Step 2: ChooseVoicefrom theMoremenu.
confirm the microphone you are using is selected correctly.
Step 3: Under theVoice activation settingssection, change the activation mode toPush-to-talk.
Step 4: Open Apex Legends, go toSettings > Audio,and setVoice Chat Record ModetoPush to Talk.
Then, find out if the mic can work properly.
And the best way is to change it.
Step 1: In Origin, go toApplication tweaks > More > Voice.
Step 2: Navigate toVoice activation configs, chooseVoice activation, and drag theMicrophone sensitivityslider to the right.
To fix the mic issue, the best way is to uninstall this system.
Step 1: Typeappwiz.cplto theRunbox and clickOK.
Step 2: In thePrograms and Featureswindow, locate VoiceMode and right-click it to chooseUninstall.
Step 3: After finishing the uninstallation, launch Apex Legends and see if the microphone can work.
Description: You may want to know how to uninstall a program Windows 10 with the right way.
Read this paper, it will show you four easy and safe methods.
Bottom Line
Is mic not working in Apex Legends?
Dont worry and you could easily fix the Apex Legends mic not working issue after trying these solutions.
Just have a try!