80020168 when updating started dating the cute girl from subway
And no, this release does not include in-XMB recovery or savestate support.
Sometimes when a new release is pushed, your anti-virus software may return false positives and block the download or installation of the update.
If this happens, please temporarily disable your AV software to allow the update to install, and then you can turn it back on again!
The following article will guide you through installing the latest (and greatest 😉 ) custom PSP firmware version 3.71 M33 that was produced by no other than Dark_Alex himself.
Not only this guide describes how to get the basic custom functionality, which was already described in great detail, but also talks about how to install the 1.50 kernel patch and the Custom Firmware Extender 1.6.
If you require a more in-depth installation walkthrough, look here.