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My Mozilla e-mail was updated to102.2.1 and now I cannot see the display on my monitor.

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How can I see the display screen on my monitor? Last night the display was working fine in thunderbird until the computer was turned on this morning. I now cannot see e-mails or folders. I went to see the current e-mail and noticed a problem this morning. I can send e-mail. The computer is a windows 10

How can I see the display screen on my monitor? Last night the display was working fine in thunderbird until the computer was turned on this morning. I now cannot see e-mails or folders. I went to see the current e-mail and noticed a problem this morning. I can send e-mail. The computer is a windows 10

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Menu icon > Help > More Troubleshooting Information

Under 'Application Basics' - Profile Folder - click on 'Open Folder'

A new window opens showing contents of your 'profile name' folder

Exit Thunderbird now - this is important

Scroll down - delete all of the following files.

  • folderCache.json
  • folderTree.json
  • session.json
  • xulstore.json

Start Thunderbird

check you have this : 'View > Folders > select 'All'