Copy folder containing team kits graphics to specified location under Documents folder for your operating system, creating any nonexistent folders, then in Football Manager 2014 preferences, select the option to reload skin when confirming changes and disable caching to load the new graphics in-game.

1. Step 2
Copy those folders to:
Win Vista/Windows 7: C:Users<username>DocumentsSports InteractiveFootball
Manager 2014graphicskits
Win 2000/XP: C:Documents and Settings<username>My DocumentsSports
InteractiveFootball Manager 2014graphicskits
Win 98/ME: C:My DocumentsSports InteractiveFootball Manager
2014graphicskits
Mac OS X: /Users/<username>/Documents/Sports Interactive/Football Manager
2014/graphics/kits/
Create folders "graphics" and "kits" if they don't exist already.
Step 3
Run Football Manager 2014 and go to: Preferences > Interface
Make sure that you tick the check box on the page called 'Reload skin when
confirming changes in Preferences' and un-tick then box saying 'Use caching to
decrease page loading times'. Hit Confirm.
There should be a box that pops up saying 'loading image data for the new
skin'. Once this is done your graphics should be working within the game.