Download the pics to your phones memory or SD card. Then plug the USB cable into your computer. You will need the USB driver for your phone and you might have to enable USB Debugging or USB Tethering on your phone. Both can be done by enabling Developer Options on your phone.
What phone is it?
In android go to Options, General, About Phone, Software Info and tap on Build Number 7 times to enable developer options. Then every time you plug in your phone you will have access to both the phones internal memory and the SD card if it has 1.
Most OEM android USB drivers can be found here. https://developer.android.com/studio/run/oem-usb#Drivers Or you can use the generic Google USB SDK driver from here. https://developer.android.com/studio/run/win-usb