The developer and factory settings on Teyes head units like the are essential for unlocking hidden features, configuring hardware like CAN-bus adapters, or troubleshooting software. Primary Teyes Developer Passwords
Scroll down to the entry labeled (or "Software Version"). Tap on it quickly 7 to 10 times in a row.
If your Teyes feels sluggish after running multiple apps, go to and set it to "At most 2 processes" or "3 processes." This frees up RAM.
If you own a TEYES Android head unit, you likely know it is one of the most powerful car infotainment systems on the market. However, many of the advanced settings—like CANbus configuration, UI tweaks, and hardware diagnostics—are locked behind a security prompt.
When prompted by the secure pop-up, enter the corresponding numeric code from the list above. ⚠️ Important Warning
If you have forgotten the developer password or need to reset it, you can try the following methods: