1.Open the page to enter the URL pv.ginlongmonitoring.com
2. Login and search directly in the datalogger SN and view the relevant inverter information.
3. Click On Device Center and then Firmware Upgrade
4. Click Firmware Management
5. Upload appropriate firmware files. Ensure the file names are shown.
6. Go to Inverter Upgrade and select Content Files
7. Select Appropriate Firmware File.
8. Select Upgrade Now.
9. Wait for 2-3 minutes，Inverter LCD screen (display - no display - display)
→ 
→
10. View HMI for “update successes”
Note* If the progress bar has been 0%, you can quit more than try a few times
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