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Troubleshoot your device issues
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1 Message
Wednesday, February 12th, 2020 1:58 PM
Microsoft Lumia 640 LTE
My phone doesnt boot past Microsoft, It brings up a UEFI-1 error , How may u assist me despite Microsofts Shutdown
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4 years ago
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formerlyknownas
ACE - Sage
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117.5K Messages
4 years ago
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mobilemax
Employee
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797 Messages
4 years ago
Hello,
Discontinued back a few years ago now. Using a Microsoft device, you’re kind of on your own (persistent internet searching) for solutions. Probably time for an upgrade...
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GLIMMERMAN76
ACE - Expert
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23.9K Messages
4 years ago
A UEFI error would be a chip failure.
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dmapr
ACE - Expert
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6.6K Messages
4 years ago
You can try following the steps in this video:
but given that MS has ended all support for the phone I wouldn't hope for success too much.
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