Audacity-macosx-ub-2.1.dmg Not Recognized

Your device isn't recognized by your Mac

  1. Audacity-macosx-ub-2.1.dmg Not Recognized In Iphone
  2. Audacity-macosx-ub-2.1.dmg Not Recognized In Windows 10

Follow these steps if your mouse, keyboard, or trackpad isn't recognized by your Mac.

Make sure that your wireless mouse, keyboard, or trackpad is turned on

Mar 17, 2016 Audacity for Mac is a robust audio editor that beats all the existing mac tools. Download & Install Audacity for mac easily on Mac OS X 10.11 El Capitan. Dec 19, 2019 There are various reasons why a CD or DVD drive is not detected. The resolutions that are listed in this article may help solve some instances but not all instances of this problem. You may also need to contact your hardware manufacturer for assistance with your hardware.

The Magic Mouse and Magic Mouse 2 have a slide switch on the bottom of the device. Slide the switch to turn on the device. On the Magic Mouse, the green LED briefly lights up. On the Magic Mouse 2, green coloring is visible beneath the switch.

Recognized

The Magic Keyboard, Magic Keyboard with Numeric Keypad, and Magic Trackpad 2 have a slide switch on the back edge of the device. Slide the switch to turn on the device (green coloring becomes visible). Earlier Apple Wireless Keyboard models have a power button on the right side of the device. Press the button and you see a green LED on the top of the device, near the button.

When you turn these devices on, they appear as Connected in the Bluetooth section of System Preferences and in the Bluetooth menu in your menu bar. If a device doesn't appear there, make sure it's charged or replace it batteries, and make sure it's been paired with your Mac.

Make sure that your device has been set up to work with your Mac

Learn how to pair your Magic Mouse 2, Magic Keyboard, Magic Keyboard with Numeric Keypad, Magic Trackpad 2—and earlier models of Apple wireless devices—with your Mac.

Make sure that Bluetooth is turned on

Use your Mac notebook's built-in trackpad or a USB mouse to choose Apple () menu > System Preferences. Then select Bluetooth and make sure that Bluetooth is turned on.

Refer to the table below for more information on determining the Bluetooth status. If the Bluetooth icon doesn't appear, or if the menu bar status continues to indicate that Bluetooth is off, restart your computer and then try to turn Bluetooth on again.

Recognized
Bluetooth menu iconBluetooth status
Bluetooth turned on, but there are no devices connected to the Mac. See the Make sure that your wireless mouse, keyboard, or trackpad is turned on section of this article.
Bluetooth turned on and at least one wireless device is connected.
When this icon flashes, at least one wireless device has a low battery. Click the Bluetooth icon to identify the affected device, then recharge the device or replace its batteries.
Bluetooth is off. Click the Bluetooth icon using a USB mouse or built-in trackpad and select Turn Bluetooth On.
Bluetooth is offline or unavailable. Restart your Mac. If the Bluetooth status doesn’t change, disconnect all USB devices and restart your Mac again.

Make sure that your devices are charged

Magic Mouse 2, Magic Keyboard, Magic Keyboard with Numeric Keypad, and Magic Trackpad 2 have built-in rechargeable batteries. You can charge these devices by connecting them to a Mac or a USB power adapter using a Lightning to USB Cable. For the fastest battery charging performance, be sure your device is switched on when connected to the Lightning to USB Cable.

To check the battery level of these devices, click the Bluetooth icon in your Mac's menu bar, then select your device by name. If the battery level of any device is low, recharge the device. If the device isn’t showing, make sure the device is turned using the steps outlined above.

Turn the device off and on

If your Apple wireless mouse, keyboard, or trackpad isn't recognized by your Mac after following the tips above, try turning the wireless device off, waiting a few seconds, and then turning it back on.

Your mouse or keyboard intermittently stops responding

Follow these steps if your mouse or keyboard sometimes stops responding temporarily.

Click or press a key

Audacity-macosx-ub-2.1.dmg not recognized meaning
  • Click the mouse or trackpad or press a key on the keyboard to reconnect the device to the computer. It might take a moment for the device to respond.

Check for signal interference

  • Wireless networks that operate on 2.4GHz may cause interference. Move cordless phone base stations, microwave ovens, and other 2.4GHz electrical devices away from your Mac if you suspect interference.
  • Keep wireless devices within 10 meters (approximately 30 feet) of your Mac.
  • Avoid putting metal objects between your wireless device and your Mac.

Your mouse doesn't scroll up or down or side to side

If you can't use your mouse to scroll through a web page or document, see Mac Basics: Multi-Touch gestures to make sure your Gestures are configured correctly. You can also try adjusting your scrolling speed preferences.

Your mouse or trackpad doesn't track as expected

Apple Wireless Mouse, Magic Mouse, and Magic Mouse 2 can be used on most smooth surfaces. If tracking issues occur, try these options:

  • Choose Apple menu > System Preferences, then select Mouse. Set the Tracking slider to adjust how fast the pointer moves as you move the mouse.
  • Try using a different surface to see if the tracking improves.
  • Turn the mouse over and inspect the sensor window. Use compressed air to gently clean the sensor window if dust or debris is present.
  • If multiple Bluetooth wireless devices are in use nearby, try turning them off one at a time to see if the issue improves. Bandwidth intensive devices can affect tracking.

Learn more about what to do if your trackpad isn't tracking correctly.

Your keyboard has one or more keys that don't respond

Use the Keyboard Viewer to test whether the keyboard keys are responding correctly when they are pressed.

  1. Choose Apple menu > System Preferences, then select Language & Region.
  2. Click the Keyboard Preferences button.
  3. Click on the Input Sources tab.
  4. Make sure that the keyboard language that you use is listed on the left side. If it's not, click and choose from the languages that appear.
  5. Select the checkbox next to Show Input menu in menu bar.
  6. Click on the Keyboard tab, then select the checkbox next to Show keyboard and emoji viewers in menu bar.
  7. Choose Show Keyboard Viewer from the Input menu in the menu bar. The Keyboard Viewer showing the keyboard layout appears on your display.
  8. Type the key on the keyboard that doesn’t respond and see if the corresponding key highlights on the Keyboard Viewer. If it does, that key is functioning correctly.

If you enable the Mouse Keys feature, many keys might not respond as you expect. Here's how to turn off Mouse Keys:

  • In OS X 10.8 or later, choose Apple menu > System Preferences. Click on Accessibility, then choose Mouse & Trackpad from the list on the left side. Then deselect the Enable Mouse Keys checkbox.
  • In OS X 10.7.5 or earlier, choose Apple menu > System Preferences. Click on Universal Access, then select the Mouse & Trackpad tab. Then select the Off button next to Mouse Keys.

If issues with keys persist, try starting up your Mac in single-user mode to see whether a software issue is causing the problem.

If your computer doesn't recognize your connected device, you might see an unknown error or a '0xE' error. If you do, follow these steps and try to connect your device again after each step:

  1. Make sure that your iOS or iPadOS device is unlocked and on the Home screen.
  2. Check that you have the latest software on your Mac or Windows PC. If you're using iTunes, make sure you have the latest version.
  3. Make sure that your device is turned on.
  4. If you see a Trust this Computer alert, unlock your device and tap Trust.
  5. Unplug all USB accessories from your computer except for your device. Try each USB port to see if one works. Then try a different Apple USB cable.*
  6. Restart your computer.
  7. Restart your device:
  8. Try connecting your device to another computer. If you have the same issue on another computer, contact Apple Support.

For more help, follow the steps below for your Mac or Windows PC.


* Learn how to connect iPad Pro (11-inch) or iPad Pro 12.9-inch (3rd generation) to your computer.

If you use a Mac

  1. Connect your iOS or iPadOS device and make sure that it's unlocked and on the Home screen.
  2. On your Mac, hold down the Option key, click the Apple menu, and choose System Information or System Report.
  3. From the list on the left, select USB.
  4. If you see your iPhone, iPad, or iPod under USB Device Tree, get the latest macOS or install the latest updates. If you don't see your device or still need help, contact Apple Support.

If you use a Windows PC

The steps differ depending on if you downloaded iTunes from the Microsoft Store or from Apple.

If you downloaded iTunes from the Microsoft Store

Follow these steps to reinstall the Apple Mobile Device USB driver:

  1. Disconnect your device from your computer.
  2. Unlock your iOS or iPadOS device and go to the Home screen. Then reconnect your device. If iTunes opens, close it.
  3. Click and hold (or right-click) the Start button, then choose Device Manager.
  4. Locate and expand the Portable Devices section.
  5. Look for your connected device (such as Apple iPhone), then right-click on the device name and choose Update driver.
  6. Select 'Search automatically for updated driver software.'
  7. After the software installs, go to Settings > Update & Security > Windows Update and verify that no other updates are available.
  8. Open iTunes.

If you downloaded iTunes from Apple

Follow these steps to reinstall the Apple Mobile Device USB driver:

  1. Disconnect your device from your computer.
  2. Unlock your iOS or iPadOS device and go to the Home screen. Then reconnect your device. If iTunes opens, close it.
  3. Press the Windows and R key on your keyboard to open the Run command.
  4. In the Run window, enter:
    %ProgramFiles%Common FilesAppleMobile Device SupportDrivers
  5. Click OK.
  6. Right-click on the usbaapl64.inf or usbaapl.inf file and choose Install.
    You might see other files that start with usbaapl64 or usbaapl. Make sure to install the file that ends in .inf. If you’re not sure which file to install, right-click a blank area in the File Explorer Window, click View, then click Details to find the correct file type. You want to install the Setup Information file.
  7. Disconnect your device from your computer, then restart your computer.
  8. Reconnect your device and open iTunes.

If your device still isn't recognized

Check Device Manager to see if the Apple Mobile Device USB driver is installed. Follow these steps to open Device Manager:

Audacity-macosx-ub-2.1.dmg Not Recognized In Iphone

  1. Press the Windows and R key on your keyboard to open the Run command.
  2. In the Run window, enter devmgmt.msc, then click OK. Device Manager should open.
  3. Locate and expand the Universal Serial Bus controllers section.
  4. Look for the Apple Mobile Device USB driver.

If you don't see the Apple Mobile Device USB Driver or you see Unknown Device:

  • Connect your device to your computer with a different USB cable.
  • Connect your device to a different computer. If you have the same issue on another computer, contact Apple Support.

If you see the Apple Mobile Device USB driver with an error symbol:

If you see , , or next to the Apple Mobile Device USB driver, follow these steps:

Audacity-macosx-ub-2.1.dmg Not Recognized In Windows 10

  1. Restart the Apple Mobile Device Service.
  2. Check for and resolve issues with third-party security software, then restart your computer.
  3. Try to install the usbaapl64.inf or usbaapl.inf file again.