You Cannot Import Images; Formatted The Memory Card By Mistake - Sony ILCE-7S User Manual

Disconnect all equipment other than this product, the keyboard and the mouse from the
USB terminals of your computer.
Connect this product directly to your computer without passing through a USB hub or
other device.
[324] Troubleshooting

You cannot import images.

Connect this product and your computer correctly making a USB connection.
When you shoot images with a memory card formatted by a computer, you may not be
able to import the images to a computer. Shoot using a memory card formatted by this
product.
[325] Troubleshooting
The image and sound are interrupted by noise when
viewing a movie on a computer.
You are playing back the movie directly from the memory card. Import the movie to your
computer using PlayMemories Home and play it back.
[326] Troubleshooting
Images exported from a computer cannot be viewed on
this product.
Use PlayMemories Home to copy images that are stored on a computer onto a memory
card inserted into this product and view them on this product.
[327] Troubleshooting

Formatted the memory card by mistake.

Troubleshooting Computers
Troubleshooting Computers
Troubleshooting Computers
Troubleshooting Memory cards