Why I can not remove your root from my phone m8 topic

Why I can not remove your root from my phone :crying:
I have a phone m8
cid T-MOB009
unlocking bootloader
S-on
TWR Recovery
4.4.4

I want to remove your root but !
I will explain my problem by images

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:eek::eek::confused:

I need your help to remove your root fully
Thanks

Attached Thumbnails