DOOGEE Tab E3 Pro: How to Use Secret Dialer Codes for Diagnostics and Info

Accessing Secret Codes on DOOGEE Tab E3 Pro

• 💡 To use secret codes, first open the phone dialer on your DOOGEE Tab E3 Pro and access the keypad.

Checking Device Identifiers

• 📞 The code *#06# allows you to view both the IMEI number and the serial number of your device.

Calendar and Event Information

• 📅 Using the code *##25## provides access to calendar info and events, including holidays and mail-attached events, though detailed viewing is limited.

Diagnostics and Advanced Fields

• ⚙️ The code *##426## opens the diagnostics menu, where you can check server host, port, connection status, and access advanced fields like heartbeat and ping status.

Testing Mode and Usage Statistics

• 📊 The code *##4636### enters testing mode, offering phone info, usage statistics, and Wi-Fi details.
• 📶 Within testing mode, you can check network state, run ping tests, enable data connection, and view service dialing numbers. Phone information, including IMEI and network status, is visible if a SIM card is inserted.