htc nexux 9 remove FRP

hello
when I put tablet in to fastbood mode and connected it to PC:

Welcome to XTC 2 Clip!
Web: XTC 2 Clip
Email: info@xtc2.net
Support forum: xtc2cliP – GSM-Forum

Please connect phone in FASTBOOT (vol_down + pwr) OR powered ON (OS) mode to enable buttons, waiting for the phone …

Checking for new version…
Great, you are using latest version!
Phone DISconnected
Phone connected [HT4CPWV00930] *** Fastboot mode

but when I read information, nothing happened untill error mesage.

Reading information…
Using Fastboot mode…
Reading common information
Reading secure flag information

Any help to connect and reset FRP?

thank you.

tablet info:
FLOUNDER_LTE ROW PVT SHIP
HBOOT-3.44.1.0123
OS-n/a
eMMC-boot 2048MB
Apr 9 2015