Dell S300wi User Manual page 95

Firmware Update
Use the Firmware Update page to update your projector's wireless firmware.
To start firmware update, do the following steps:
1 Press Browse to select the file to update.
2 Click the Update button to start. Wait while the system updates the firmware
in your device.
CAUTION:
Do not interrupt the update process, this may cause the system to
crash!
3 Click OK when update is complete.
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Using Your Projector