Hi @xanrer, and welcome!
-
Please, see [HowTo] Provide System Information.
1.2. If applicable, please see [HowTo] post screenshots and links -
How are you trying to type said characters? Do you have another keyboard attached?
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Please post the output of:
cat /etc/locale.conf
As well as:
locale
- Please, see Locale - Manjaro
Hope this helps!
Edit:
While I might not be able to help, this info will still be neccessary for anyone else trying to be of assistance.