Brush does work on layer mask

[Meeco2020]

After I updated to PS 21.2 my brush and layer mask do not work as shown. Any advice will be very appreciated.

[Eugenio.NYC]

Hi, reste the preferences and tools

https://helpx.adobe.com/photoshop/using/preferences.html

Also you can iunstall an older version of Phototshop from the creative cloud app

E

[Meeco20]

Thank you. Your information is very helpful.