Edit /Applications/Preferences.app/en.lproj/KeyboardTitles.strings. For example, to change "Croatian" to "Serbian" you add
Hello bro .... many thanks to your help ..but i need ask you how to change these by SSH or what ..
You need to /Applications/Preferences.app/en.lproj/KeyboardTitles.strings then convert it to from binary to text string file...
Then everything will be clear to you...
But I use online one https://brokolice.drsny.net/iphone/plutil/
Yes I know, that it is easyer, because you can conveert more files at once but it don't work for me it says: CoreFoundation inti failed!
If I find any solution I'll report it to you.