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How do I stop sync completely?

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Sync is completely devastating my computing. The screen is constantly flashing and makes doing anything impossible.

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Can you take some screen shots of your computer I mean the current page when your computer seem to freeze, can you take also a photography of your running process all of them, and also the problem that you describe, thanks :)

由 theshine 於 修改

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Options > Sync tab --> below the "Device Name" use the Unlink This Device