Want to fix unknown error 9814 in iTunes? You may get error 9814 iTunes while you are buying apps, games or etc from the App Store with iTunes. Error 9814 can be fixes easily, check the solution after the jump.
Fix Error 9814 iTunes - iPhone 4, 3G, iPod Touch 4G, 3G, iPad 2, 1
Step 1: Quit iTunes
Step 2: Double click on your time setting in Windows or Mac and adjust it to the correct date, Done !