You cannot import images. [307, Formatted the memory card by mistake. [310, The computer does not recognize this product – Sony ILCA-77M2 User Manual
Page 199: You cannot import images
The computer does not recognize this product.
Set [USB Connection] to [Mass Storage].
Use the micro USB cable (supplied) to connect the devices.
Disconnect the USB cable, and connect it again firmly.
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.
[307] Troubleshooting
Troubleshooting
Computers
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.
[308] Troubleshooting
Troubleshooting
Computers
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.
[309] Troubleshooting
Troubleshooting
Computers
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.