Ensure the update file is named correctly (usually merge.bin or update.img , depending on the specific instructions provided with the file).
Try a smaller USB drive (the YG300 sometimes struggles to read drives over 32GB). yg300 projector software update
Before hunting for files, check if an update is necessary. Unlike a smartphone, projector firmware updates are risky. If your projector is currently working fine, Update only if: You are experiencing frequent system crashes. Ensure the update file is named correctly (usually merge