[Q] Custom rom installed and want to update to kitkat stock rom topic

I am all new to xda and also new to root, flash custom roms and others develoment projects .
I owned a htc one PN07100 and currently it is rooted using clockworkmod recovery 6.0.3 and i think it is flashed with trickdroid 5.5.1, Android version - 4.1.2, htc sense- 5, and more details about kernal Version, baseband are in the screenshot attached with the thread i want to update to kitkat stock rom and delete the custom rom. Please help me

Attached Thumbnails