Those devices basically replace your internal Airport rather than just being a bigger antenna. I would not buy 'just any' USB Wifi adaptor because the great majority of them do not have Mac drivers available. Without drivers, they w.
After update my mac to 'El Capitan' everything worked fine, except my wireless antenna. I looked everywhere for a solution, and after a many tries, it finaly worked, using more then one solutions that I found at the same time, so I decided to create these step by step to everyone. Installation of USB Wireless Antenna (chipsets RT2870 or RT3070) using the software 'BearExtender 5.4'. OS X 10.11.x (El Capitan) Installation (software) 1) Remove workaround first - RESTART 2) Remove old files - RESTART 3) Install 5.4 (BearExtender) - DONT RESTART YET! 4) Connect the USB Wireless Antenna Installation (driver) 5) Run EasyKext Utility 6) Drag RT2870USBWirelessDriver.kext to it - RESTART Deactivation of the SIP (System Integrity Protection) Kext Signing Protection 7) Restart your Mac on Recovery Mode - Restart and hold “Command” + “R” 8) Open “Terminal” - At “Utilities” menu 9) Type “csrutil - -without kext” 10) A success message should appear: - “Successfully enable System Integrity Protection. Please restart the machine for the changes to take effect.” 10b) An error message may appear (it’s OK) - “csrutil: requesting an unsupported configuration. This is likely to break in the future and leave your machine in a unknown state.” 11) If the message on item 10 appears you may RESTART you Mac Your USB Wireless Antenna is now working in your mac with “El Capitan”!
I put all the archives required, including this 'step by step' in a.dmg file. After update my mac to 'El Capitan' everything worked fine, except my wireless antenna. I looked everywhere for a solution, and after a many tries, it finaly worked, using more then one solutions that I found at the same time, so I decided to create these step by step to everyone. Installation of USB Wireless Antenna (chipsets RT2870 or RT3070) using the software 'BearExtender 5.4'. OS X 10.11.x (El Capitan) Installation (software) 1) Remove workaround first - RESTART 2) Remove old files - RESTART 3) Install 5.4 (BearExtender) - DONT RESTART YET!
4) Connect the USB Wireless Antenna Installation (driver) 5) Run EasyKext Utility 6) Drag RT2870USBWirelessDriver.kext to it - RESTART Deactivation of the SIP (System Integrity Protection) Kext Signing Protection 7) Restart your Mac on Recovery Mode - Restart and hold “Command” + “R” 8) Open “Terminal” - At “Utilities” menu 9) Type “csrutil - -without kext” 10) A success message should appear: - “Successfully enable System Integrity Protection. Please restart the machine for the changes to take effect.” 10b) An error message may appear (it’s OK) - “csrutil: requesting an unsupported configuration. This is likely to break in the future and leave your machine in a unknown state.” 11) If the message on item 10 appears you may RESTART you Mac Your USB Wireless Antenna is now working in your mac with “El Capitan”! I put all the archives required, including this 'step by step' in a.dmg file. Click to expand.May 16, 2016 Latest 10.11.5 This worked for me: PLEASE NOTE.
![Antenna Antenna](/uploads/1/2/5/4/125496448/226845901.jpg)
Last step is different as the OS has new commands now. Installation of USB Wireless Antenna (chipsets RT2870 or RT3070) using the software 'BearExtender 5.4'. OS X 10.11.x (El Capitan) Installation (software) 1) Remove workaround first - RESTART 2) Remove old files - RESTART 3) Install 5.4 (BearExtender) - DONT RESTART YET! 4) Connect the USB Wireless Antenna Installation (driver) 5) Run EasyKext Utility 6) Drag RT2870USBWirelessDriver.kext to it - RESTART Deactivation of the SIP (System Integrity Protection) Kext Signing Protection 7) Restart your Mac on Recovery Mode - Restart and hold “Command” + “R” 8) Open “Terminal” - At “Utilities” menu 9) Type “csrutil disable” Restart Your USB Wireless Antenna is now working in your mac with “El Capitan”! After update my mac to 'El Capitan' everything worked fine, except my wireless antenna. I looked everywhere for a solution, and after a many tries, it finaly worked, using more then one solutions that I found at the same time, so I decided to create these step by step to everyone.
Installation of USB Wireless Antenna (chipsets RT2870 or RT3070) using the software 'BearExtender 5.4'. OS X 10.11.x (El Capitan) Installation (software) 1) Remove workaround first - RESTART 2) Remove old files - RESTART 3) Install 5.4 (BearExtender) - DONT RESTART YET! 4) Connect the USB Wireless Antenna Installation (driver) 5) Run EasyKext Utility 6) Drag RT2870USBWirelessDriver.kext to it - RESTART Deactivation of the SIP (System Integrity Protection) Kext Signing Protection 7) Restart your Mac on Recovery Mode - Restart and hold “Command” + “R” 8) Open “Terminal” - At “Utilities” menu 9) Type “csrutil - -without kext” 10) A success message should appear: - “Successfully enable System Integrity Protection. Please restart the machine for the changes to take effect.” 10b) An error message may appear (it’s OK) - “csrutil: requesting an unsupported configuration.
This is likely to break in the future and leave your machine in a unknown state.” 11) If the message on item 10 appears you may RESTART you Mac Your USB Wireless Antenna is now working in your mac with “El Capitan”! I put all the archives required, including this 'step by step' in a.dmg file.
Are you having trouble getting a good signal from your internal Wi-Fi card? Is your signal quality very low and your constantly getting disconnected?
This Wifi Booster Antenna will help you to receive a much larger signal range and help you to eliminate the problem. You will be able to get a much larger signal range and eliminate the disconnection issue.
If Wi-Fi networks are within range you will notice many more available Wi-fi networks. This Wifi Booster Antenna is a very power upgrade that helps increase your Macs Wi-fi range up to Five times by using a high frequency Wi-Fi radio and high decibel external antenna. With this antenna you will be able to reach ranges much further than your standard internal airport card.
If you have any questions feel free to use the ask seller question link.