Use APKPure App
Get Reading Mode Fixer old version APK for Android
مثبت وضع القراءة المجاني [بدون ROOT]
This App Allow's You To Use Reading Mode In Any ROM ,Working On Almost All GSI & sGSI (MIUI ,Oxygen OS,Flyme)
If Not Working On Any ROM So You Can Request For That ROM Will Add Your ROM Soon!