Board Thread:Morrowind/@comment-85.226.214.172-20170115173214/@comment-27755354-20170115174015

You'll have to change the compatibility mode to Windows XP.
 * 1) Go to C:\Program Files (x86)\Bethesda Softworks\Morrowind
 * 2) Right click on Morrowind.exe
 * 3) Select 'Properties'
 * 4) Select 'Compatibility'
 * 5) Under 'Compatibility mode' select 'Run this program in compatibility mode for:'
 * 6) In the drop-down menu, select Windows XP
 * 7) Hit 'Apply'