Hi,
I need to upgrade 210 firmware from 18.5.2 MR-2 to 20. The firewall is showing two available firmwares:
1. SFOS 19.5.4 MR4-Build718
2. SFOS 20.0.1 MR1-Build342
When I try to upgrade to 19.5, it shows an error. What path I can follow to upgrade it?
Thanks.
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