INTRODUCTION Replacing the Lumia 521's battery is one of the simpler fixes, and quite often a prerequisite for other replacements since the battery lies between the case and the motherboard.
Once the cover has been removed, the battery will be visible. Grab the plastic tab and pull it to remove the battery from its place. If there is no plastic tab, use the plastic opening tool to pry the battery loose.
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Nokia Lumia 521 Battery Replacement
To reassemble your device, follow these instructions in reverse order. This document was last generated on 2017-07-09 05:51:24 AM.