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 or Devices and drives
Open the Internal Storage folder
Open the DCIM folder
Find the video files you want to transfer
Copy the videos to a folder on your PC
Use the Photos app on Windows if the videos do not appear in File Explorer
Import videos from iPhone using the Windows Photos app
Use iCloud Photos on your PC if you want wireless transfer
Install iCloud for Windows and sign in with your Apple ID
Turn on Photos in iCloud for Windows
Download the videos from iCloud Photos to your PC
Use AirDrop alternatives or cloud storage apps if you prefer wireless transfer
Use Google Drive, OneDrive, or Dropbox to upload from iPhone and download on PC
Use the Apple Devices app or iTunes if required for device access on your PC