When i move the cuser in the background the whole background turns black and stays black. it is driving me nuts so bad I may have to retire
fix the black background flashing!
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If you still find that the issue is happening, please see this help page for troubleshooting:
https://help.yahoo.com/kb/new-mail/fix-problems-mail-sln28075.html?impressions=true
Thank you!
Mail Support
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JIM SHIPLEY commented
I have the same problem...bad bad bad