How to get technical support

MUNBYN has served more than 452,850 customers worldwide with reliable products and professional support from the tech team.

If you have any issues, please contact our engineers directly to get a prompt solution within 1 hour. MUNBYN support is available via phone, email, and remote desktop assistance.

Email: support@munbyn.com

Tel：+1 415 738 9812  8:00 - 17:00 (PT)

WhatsApp：+86 153 6009 8620 9:00 - 18:00 (UTC+8)

When contacting support, please offer the following information:

• Amazon order number of the unit
• Serial number of the unit  

• PDA System Version number

Step：Setting >System > About phone >Build number

（This item is not required if the device is already unbootable）