Every time I try, I come to a screen where it says there was an error with the last startup and gives me the option of starting Windows normally, or running startup repair.
Follow this guide to perform Windows 7 boot up repair. This is helpful for boot failure or Windows 7 startup repair not working. Windows 7 Startup Repair is a useful and user-friendly feature on your computer.
This tutorial will show you how to run Startup Repair to allow it to scan your Windows 7 computer for a startup problem and try to fix it so your computer can start correctly.