Good Day Admin,

after I upgrade my bv5000 through OTA to v6.0, wifi connection is unstable thus I cannot upgrade through OTA
to possibly fix system incompatibility of v6.0 to my device.
pls advice possible solution
thanks

Hi,

If you can not done a OTA upgrade , then can try to use flash tool.
download the ROM, and flash following the text manual, then can
also get the latest fresh Android 6.0

Hope the advice can help you !

Best regards,
Admin