PiPO Max-M1 pro - Manual (Page 21)

２１
Wi-Fi: tap “Settings” → “Wireless & networks” to turn on wifi and scan. It
will show a list of Wi-Fi networks scanned in range. Choose a strong
Wi-Fi network to connect. (You may need to input the password).
Bluetooth: Turn on Bluetooth, enable the file transmission
Data usage:
VPN: First, set a locked screen before adding VPN profile,