I had this issue and tried about everything i knew. I contacted support and this is from the chat:
Basically, in the chat, we tried messing with wireless connection, doing a BIOS reset, using recovery manager, and finally doing a BIOS update, which worked.
Complete chat below:
Bluetooth has worked on my tablet before. Now I am unable to turn Bluetooth on/off from the PC Settings>Wireless menu. Could you assist me in diagnosing and fixing this issue? : Ben, I see a query about bluetooth function failure. yes. Do not worry, I will do my best to help you to turn on the bluetooth.
: Alright Please disable the wireless connection and check whether the bluetooth works. I did that and Bluetooth does not work. I appreciate your efforts. Please allow me for 3 minutes while i check the record for you to help you with the correct information. Alright. Thank you. Thank you for staying on hold. I appreciate your patience. May I know whether the option is grayed out it settings? : yes. This option is grayed out. : Thank you for being informative. Ben, let us perform BIOS reset. : I will help you with the information. : ok. I am ready. : May I know whether you are chatting from the same computer? : i am chatting on a different computer than the one with problems. : Alright. : Please follow the below steps to perform BIOS reset. : 1.Completely shut down your computer. 2.Power on the system. As soon as the first logo screen appears, immediately keep tapping F2 : 3.Press F9 and then Enter to load the default configuration. 4.Press F10 and then Enter to save and exit. hold on a second. : Sure, please. i did that and the Bluetooth option is still greyed. I appreciate your patience in trying with the above steps. : May I know since when are you facing this issue? I have owned the computer for about a year, and i have had this issue for a few weeks. Thank you. Ben, it this case, Let us reinstall the launch manager. Sure. : Ben, please install the launch manager from the recovery manager.
Link needed: http://acer.custhelp.com/app/answers/detail/a_id/26947 Is that the CD that came with the device? Yes. Alright. Hold on a moment. : Sure, I will. My w700 tablet does not have a disc drive, so how can i install the recovery manager? Can i download it off of the internet? I will help you with the information. : OK. May I confirm the operating system as Windows 8? : yes. Thank you for the confirmation.
Your email address is *********, is that correct? that is correct. Okay. : I send a link to your email address. The link will help you with steps to install the launch manager. : Please hold. Sure, please go ahead. I performed the "recovery" search and Acer Recovery Management did not show up. : Alright. : Ben, let us perform BIOS update. Sure. : Please do it carefully, step by step. ok. : http://global-download.acer.com/GDFiles/BIOS/BIOS/BIOS_Acer_2.13_A_A.zip?acerid=635060260577024961&S... : This link will help you to perform BIOS update. Should i open the link on the computer with issues? : Yes. : Please let me know once it is done. : I request you to respond within 120 seconds, as the delay in response will lead to the disconnection of the chat automatically sometimes. ok. : Thank you for responding. I extracted the files and now insyde is open. : Okay. It is updating. Please hold. : Sure, Please. The update is complete. The Bluetooth option seems to be fixed. let me test it. : Sure, it is nice to hear from you. Please hold. : My pleasure. : May I know the status?
Thanks for your help, the BIOS update was very helpful. : Wow, it is amazing. You have disconnected.