I tried to install both the xcfe and kde DE but it seems that they have conflicts. Any suggestions
Taken from the Manjaro Wiki (https://wiki.manjaro.org/index.php?title=Install_Desktop_Environments#The_Risks_of_Using_Multiple_DEs):
https://wiki.manjaro.org/index.php?title=Install_Desktop_Environments#The_Risks_of_Using_Multiple_DEs
See the bold text I highlighted above, it might be the best way to go in your case.
(Thread moved from #support to #desktop-environments.)
Which conflicts?