Acer Aspire V3-771G : Bluetooth driver
Acer Aspire V3-771G have bluetooth connection but you need to intall a bluetooth driver to work. If you want to download driver, you can do that from here for atheros bluetooth and from here for broadcom bluetooth driver for windows 7 and windows 8.
How to install bluetooth driver :
Download latest driver from download link
Extract downloaded archive (you can use this archiver is safe / better and free)
Now download and install this windows cleaner and run it, scan windows for errors
Now install bluetooth driver
Restart your Laptop Acer Aspire V3-771G
After start up, scan and repair your operating system again and is Done.
Download bluetooth driver for free, Acer Aspire V3-771G bluetooth driver, connect laptop to bluetooth mouse, bluetooth keyboard, bluetooth headphones, new driver for bluetooth connection range