1. Upload all contents of "Upload" folder in MyBB root
2. Go to Admin CP of MyBB and click on Templates and Style Tab
3. Click on "Import a Theme" Tab and import the Go%20Dark-theme.xml provided with this package.
4. Click on Import Theme after selecting the xml
5. Select Themes from left tab and from Controls on Right side, Set Go Dark Theme as Default.
Enjoy using Go Dark Theme, in case of any issues contact at