Connect your iPhone to your PC with a USB cable
Unlock your iPhone and tap Trust This Computer if prompted
Open File Explorer on your PC
Select your iPhone under This PC
Open Internal Storage
Open the DCIM folder
Copy the video files to your PC
Open the Photos app on your PC
Click Import
Select From a USB device
Choose the videos you want
Import them to your PC
Use iCloud Photos
Turn on iCloud Photos on your iPhone
Install iCloud for Windows on your PC
Sign in with your Apple ID
Download the videos from iCloud Photos to your PC
Use AirDrop alternatives or cloud storage
Upload the videos to Google Drive, OneDrive, or Dropbox from your iPhone
Download the videos on your PC
Use the Windows Phone Link or Apple Devices app if available
Connect your iPhone
Transfer the videos through the app if supported