Does this happen when you are not in the email APP? Does this blinking only occur when you are in this one APP, if that's so it sounds like the email APP might be the source of the problem. If this blinking occurs in other programs, you might want to check for driver updates for your system by following the link below. As always, create a restore point on your system before you make any changes. Here's the link:
http://support.lenovo.com/us/en/products/Laptops-and-netbooks/100-series/110-15IBR/80T7/000HUS?linkTrack=Homepage%253ABody_Search%2BProducts&beta=false
8 years, 4 months ago
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Lenovo Product Expert