For OTA updates, sort of, but you're using the stock Recovery not a custom one

RUUs are a different matter and aren't like flashing a custom ROM
OnePlus One (Sandstone Black) 64GB
ROM: CyanogenMod 11S (XNPH25R)

HTC One M8 (Gunmetal Grey) 16GB
ROM: 2.22.401.4 (KTU84L) | HBOOT: 3.18.0.0000 S-OFF | Recovery: Stock | Baseband: 1.19.2133147.09G_20.57.4196.01L_F | Kernel: Stock | CID: HTC__001

If you have a question, great - but DO NOT PM ME WITH IT!!! | [GUIDE] Return your EU M8 to 100% Stock (S-OFF Required) | [GUIDE] Return your OPO to 100% Stock