QURTV apk is the new version of QHDTV apk. If you want to change device or sign in with other code, need to log out the qhdtv code first as the followed steps:
Setting – Factory Reset.
This step to log out supports android box and android smart phone. And we offer qhdtv code free to test first.
If any query, contact by WhatsApp: +86 176 8876 8267