Updates won't fix physical dust. For "black spot" issues, refer to Yaber's How-To Videos on lens cleaning.
You can email their customer service directly at support@yaber.com . Include your projector’s serial number (found on the bottom of the unit or in the system settings) to expedite the process. yaber pro v7 firmware update link
service@yaber.com or global@yaber.com
--- **What's New** ⚡ Charge efficiency boost (3.2Wh to 3.6Wh at 100%) 🛠️ Fixed random disconnect from iOS/Android 🔐 Security patch for BLE vulnerabilities Updates won't fix physical dust