Twrp

Hi guys ive root my moto x play and after flashed twrp i reboot into recovery and in twrp its asked: twrp can leave tour système partition unmodified.. Will be able to prevent the stock rom from replacing twrp.. What i have to do?? I push on keep read only or i swipe to allow modification?

Envoyé de mon Nexus 5 en utilisant Tapatalk