Microsoft Office 2016 Thai Language Pack [exclusive] 〈macOS〉
This usually means the installation failed or you have the wrong bit version. Check your Office bit version: File > Account > About Excel . Download the matching pack. Also, ensure your Windows locale supports Thai. Go to Control Panel > Clock and Region > Region > Administrative > Language for non-Unicode programs – set it to Thai (Thailand) and reboot.
You work in a legacy Thai government or educational environment that strictly uses Office 2016, and you cannot upgrade your OS or Office suite. You need 100% local accuracy for archival documents. microsoft office 2016 thai language pack