1. Check if the device is in pairing mode and indicated by the LED blinks on either earbud.
2. Check if the device is in the range of Bluetooth (usually 10m) and if there are any obstructions in between.
3. Check if the connected device supports Bluetooth connections.
4. Check if it is a passcode issue and if so then enter 0000 / 1234.
5. Check if the connected device has any software issues – Check to forget the device on Bluetooth, and update the mobile software, if it still does not work try factory resetting the device.
Factory Resetting the 411 ANC
Step 1: Place the earbuds inside the case
Step 2: When the earbuds are inside the charging case, keep the lid of the charging case open, long press both the CTCs of the earbuds for 6 seconds until the LED of the charging case blinks thrice in red colour.
Step 3: Close the lid and then reopen it after a few seconds
Step 4: Perform a fresh connection attempt again. Your Airdopes are reset to the factory settings.
Congratulations! Your Airdopes 411 ANC has been Reset.
Note: Below are the cases where factory reset may be helpful
One earbud is not working
Earbuds are not getting connected or scanned
Earbuds get disconnected during a phone call
If there are exceptions in usage
Before performing a reset, clear "Airdopes 411 ANC" from the pairing device history by forgetting the device