Unroot hTC one to stock
greetings .... a few days trying to unroot my htc one to send it to warranty.
My phone details are: version: 0.5/bootloader:1.55.0000/baseband:4A.22.3263.03/version-misc: PVT SHIP S-OFF/product:m7_ul/platform: HBOOT-8064/modelid:PN0710000/cidnum:T-MOB101/security
I did s-off , bootloader lock,then I tried various RUU and. zip and. exe and did not go.
My current image version is 220.127.116.11
Please some help for a noob