Updated

README.md

@@ -4,11 +4,16 @@ Chronoswitch is a downgrader for the Playstation Portable (PSP).
 ## Installation
 Download and extract the latest version from the releases on this github page. Copy the `PSP` folder from the extracted output to your memory stick. You will need the firmware update for version you wish to downgrade to. If you want to downgrade to 6.60, you will need the 6.60 official update. If you're downgrading a PSPgo, make sure you download the official firmware appropriate for that device.
 
-Copy the official firmware update to `PSP/GAME/UPDATE/EBOOT.PBP` on your memory stick. If you're using a PSPgo, make sure this copied to the internal storage instead.
+Copy the official firmware update to `PSP/GAME/UPDATE/EBOOT.PBP` on your memory stick. If you're using a PSPgo, you can use internal storage or the memory stick for the official firmware EBOOT
 
 The downgrader is "signed", and can be launched without having a custom firmware installed. Once you run the application, follow the on-screen instructions.
 
 ## Changelog
+### Version 7.4
+* PSP GO cleanup
+* Detect if EBOOT.PBP is missing from `PSP/GAME/UPDATE/`
+### Version 7.3
+* PSP GO can boot from ms0/ef0
 ### Version 7.2
 * Replaced 'factory firmware limitation', which prevented certain PSPs from being downgradable at all or limited them from being downgraded to certain firmwares they theoretically support.
 * This fixes most cases where an IDXFFFFFFFF or CAAFFFFFCF7 error could appear.