This article was originally published on 2023-02-03 and migrated here from an old blog. Compiled by: Hermes
01 Forward All Incoming Calls
While the phone is in normal standby mode, enter "21*PhoneNumber#" and press the call button to set it up.
To cancel: Enter 【##21#】 and press the call button.
02 Forward When Busy
Calls are automatically forwarded to a specified number when the line is busy.
While the phone is in normal standby mode, enter "67PhoneNumber#"* and press the call button to set it up.
03 Forward When Unanswered
Calls are automatically forwarded to a specified number when the recipient does not answer.
While the phone is in normal standby mode, enter "61PhoneNumber#"* and press the call button to set it up.
04 Cancel All Call Forwarding
Cancel all configured call forwarding settings with one click.
While the phone is in normal standby mode, enter "##002#" and press the call button to set it up.
Supported Carriers: China Mobile and China Unicom users (China Telecom users please test and verify yourself) Notes: Call forwarding may incur additional charges. Please consult your carrier for specific pricing.
Operation Screenshots:

Call Forwarding Screenshot 1
Call Forwarding Screenshot 2
Call Forwarding Screenshot 3
Call Forwarding Screenshot 4
Call Forwarding Screenshot 5
Call Forwarding Screenshot 6