https://yaber.com/pages/firmware-update (Navigate and select "Pro V7" from the dropdown menu)
The USB drive must be formatted to FAT32. Projectors cannot read NTFS or exFAT formats. yaber pro v7 firmware update link
"I am requesting the latest firmware update file for the Yaber Pro V7 projector. Please provide a secure download link (Google Drive or Dropbox) and installation instructions." https://yaber
Navigate to Settings -> System Update -> USB Update . The projector should detect the file and begin the update. yaber pro v7 firmware update link
Turn off the projector and unplug it from the wall outlet.