My laptop running W10 is running very badly, slow. really slow, on boot up, sometimes won't come on for hours, and then barely is operational. I bought a new laptop and I'd like to transfer my pictures to the new laptop. Is there any way I can reset the old one, without losing my picts?Yes, you can transfer all you photos to a USB stick.Copy the pics to an external drive.This be a good PLACE to mention "Cloud Storage."
Form Google.

Free instant-access online storage
    Google Drive: 15GB free.
    Box: 10GB free.
    OneDrive: 5GB free (1TB for students)
    Amazon Drive: 5GB (+ unltd photos with PRIME)
    iCloud: 5GB free.
    DROPBOX: 2GB free (up to 18GB with referrals)
    BT Cloud: 10GB-1,000GB 'free' with BT b'ban

I like Dropbox, but others give more free storage. 

With cloud storage you can get your stuff with another device, EVEN your smartphone. On course, the apps don't work, but pictures and videos have standard formats. Most smartphones will resize an image to fit the display.Hello , you should use one of cleaner soft apps for WINDOWS, and clean unusable your auto-on process