PSP FAQ - How Do I Update My PSP Firmware?

There are a few different ways to update your PSP's firmware. We breakdown all the ways to update your firmware here to save you time.

4 Ways to Upgrade Your PSP Firmware - wikiHow

PSP FAQ - How Do I Update My PSP Firmware?

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Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs!

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Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs!