Problem is that's all these repair shops do, reset to factory settings. Ask them if they are going to charge you to perform this task. Then take it away and do it yourself.
If you have not already tried the following, the Microsoft web link below should enable you to upgrade your Windows 7 to Windows 10. If you access the web link and then click on the 'Get Started' option it is designed to guide you through the upgrade process.
On selecting the 'Get Started' option the process initially downloads a program file called GWX-pse_ggl.exe, usually to your computer 'Downloads' file folder, which you will then need to select / double-click to run and commence the upgrade walk-through process.