As known download Unikey is Vietnamese typing software that fully supports Windows versions ever. Using Unikey is quite simple, users can type Vietnamese in program windows on Windows
When you install Unikey 4.2 on Windows XP you will get an error message “Unikey 4.2 RC1 is not valid WIN32 application” same picture.
This is normal by this Unikey 4.2 RC1 version does not support windows XP so you cannot install it.
How to fix
Only you must use Unikey old version 4.0, you can download it at the links below depending on the operating system you are using:
Download Unikey 4.0 32 bit version
Download Unikey 4.0 64 bit version
Above is the best way to fix the error that cannot install Unikey version 4.2 RC 1 on Windows XP. In addition, you can download Vietkey to replace Unikey, the Vietnamese typing software vietkey is also loved and used by many users before Unikey is present.
In the process of using Unikey, if you want unikey to always be ready when you open your computer, how to install unikey and start with windows will help you do this, refer to how install unikey to start up with the computer Let the software start automatically when you start your pc
When using the Unikey icon does not appear on the taskbar, you should refer to how Fix unikey missing icon on taskbar To get back the icon, make the unikey icon return to the taskbar for easier operation