okay first you need to find a mym file you can get some here
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Now to convert the mym to csm you need this tool
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install it and leave it for now
Now you need NUS Downloader
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Use nus Downloader to download your version / region system menu and Check the box "pack wad"
when its finished in the NUSD directory there will be a new folder
inside that folder you will need the following file depending on menu version and region
* 00000042.app is from NTSC 3.2
* 00000045.app is from PAL 3.2
* 00000072.app is from NTSC 4.0
* 00000075.app is from PAL 4.0
* 0000007b.app is from NTSC 4.1
* 0000007e.app is from PAL 4.1
copy the appropriate file to your desktop.
once you have your .app file (also can be used to install original theme)
Launch MyMenu
In first box browse to your 000000XX.app file
in the second box browse to your .mym file
Hit Create MyMenu!
save it as whatever you want and install it using Mymenuify GUI found here
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