Adobe Photoshop - Cant save a file "because the file is locked fixed Avast 

Avast Locked Photoshop.exe, how to fixed app.
1. Open Avast.
2. Open Protection
3. Choose Ransomware Shield
4. Click 'Blocked/allowed apps'
5. Allow An App
6. Add Photoshop from directory C:\Program Files\Adobe\Adobe Photoshop cc 2021\Photoshop.exe
Now, my Photoshop can save and my problem solved.