Htc One

[AC Question]

My HTC One has been stuck on the black screen, ive tried factory resetting it, and now the red triangle with an exclamation point is on the screen...please help.

 

[B. Diddy]

Welcome to Android Central! Do you have the M7 or M8? Try getting to the Recovery Menu using these steps, and if you can get there, wipe the cache partition:

Reset: HTC One (LTE) | T-Mobile Support (M7)
http://forums.androidcentral.com/ht...ow-reboot-into-stock-recovery-htc-one-m8.html