Does Sony a6400 flash?

The camera does include an in-body pop-up flash, an EVF, and a hot shoe.

How do I use external flash on Sony a6000?

Flash with optical wireless communication

1. Attach the external flash to the flash accessory shoe of the camera.
2. Turn on the camera.
3. Set the camera to one of the following modes:
4. Turn on the external flash.
5. Set the camera to the wireless flash mode.
6. Set up the remote flash.
7. Remove the external flash from the camera.

How do I take good pictures with flash?

Flash Photography Tips

1. Bounce the Light.
2. Diffuse Your Flash.
3. Make Use of Ambient Light.
4. Use Colored Flash Gels.
5. Use TTL Technology.
6. Enable High-Speed Flash Sync.
7. Use More Than One Flash.