Did you check copper squeeze connectors on the battery of the Nokia Lumia 520/521?

[Windows Central Question]

Did you check copper squeeze connectors on the battery of the Nokia Lumia 520/521

Adjust the squeeze tension on all 3 clasps ,they're U-shaped.Tried the spacer under battery hack, no difference.
Any other suggestions?

 

[Guytronic]

Re: Did you check copper squeeze connectors on the battery of the Nokia Lumia 520/521

Place a 1\2" x 3\4" piece of double sided foam tape under the battery.