Fortigate 90D - Upgrade from v5.2.13,build762 (GA) to 6

Hello All! how are you?

I need upgrade the FortiOS of a 90D from 5.2.13 to 6 at least.

Witch updates i have to install step by step in order not lost administration (its a remote appliance) I have no remote hands that can help me.

Thanks.

Best answer by Markus

Hi First: I would be carefull with Version 6 in production. It's a "0" release (6.0.3)

Following is the recommended FortiOS migration path for 90D 5.2.130762

5.4.101220

5.6.71653

6.0.30200

BTW: You can check the upgrade path easily on the Fortinet support page.

Best,

Markus

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