Hi
First go to this address.
Control Panel\Clock, Language, and Region\Language
Add the extra language that added to your computer then choose the input method of that language which is appear on your language preferences.
Control Panel\Clock, Language, and Region\Language\Language options\Input method
Restart your computer.
After restarting go to the language preferences and remove Afrikaans from the languages list and restart again.It will be fix for sure.
for your safety chose (don't let website ................) in the following address.
Control Panel\Clock, Language, and Region\Language\Advanced settings
Regards