Originally Posted by Gr8B8M8
After toggling Power saver on on the quick settings in any app that is native landscape forces portrait mode. after exiting the app and switching from power saver on/off the orientation sticks until toggled again.
It currently has started happening in ViperOneM8 OTA update 1.8.0.
Sounds like a bug in the custom ROM you are currently using. I would suggest you ask again in the corresponding discussion thread of ViperOne ROM
Mobile: One M8 Gunmetal: UNLOCK - S-OFF (SunShine) - WWE
CID: HTC__001 (T-MOB101)
FW: 2.22.401.5 (220.127.116.11)
ROM: Stock - SuperSU
Retired: Desire (CWM, Cyanogen), Sensation (Unlocked, S-On, CWM, root), One X (Unlocked, TWRP, Cyanogen), One (M7) (firewater S-Off, TWRP, ViperOne), Moto G (Unlocked, S-On, CWM, CM11), One (M8) GER Silver (SunShine S-Off, TWRP, ViperOne 2.2.0).