Majestic tab 511 3g Reset FRP questions [Answered]

I have trouble with this tab with SC7731G .... I have try with all of version on 7731 but stuck on reconnecting....
Any ideas?

Platform: __GENERAL RESET FRP METHODS
Selected model: SC7731 V7
Please, reconnect battery, press and hold "Vol+" or "Vol-" button and connect USB cable.
Searching for a phone. Please wait...
Found phone on COM413
Connecting...
Mobile Status: SPRD3
Sending preloader...
Reconnecting...