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2020MST

Level 1 (4 points)

What does "invalid signature" error mean when updating iTunes to 12.10.3?

Posted on Jan 2, 2020 11:01 AM

1 reply

javaliga

Level 10 (120,813 points)

Jan 2, 2020 7:03 PM in response to 2020MST

This link explains what "invalid signature" means:

To resolve, see turingtest2's reply to:

Originally posted at discussions.apple.com/thread/251002435