How to Fix USB Not Mounting Mac in 4 Ways

Are you experiencing USB Not Mounting Mac issues? Don't worry - you're not alone. Let's fix the Mac USB flash drive that won't mount and recover data using trustworthy software. Continue reading to find out!

For Mac users, the USB not mounted on the Mac may be annoying, particularly when attempting to retrieve essential data. Many customers are affected by the issue of a USB flash drive not mounting on a Mac or a hard disc. A USB may not mount due to bad connections, damaged data, or misconfigured settings.

This article will look at four tried-and-true solutions to help you remedy this problem. In addition to leading you through alternatives such as verifying physical connections, altering Finder settings, and formatting the USB, we'll offer EaseUS Data Recovery Wizard for Mac, a powerful tool for recovering lost data. Let's look at these methods to get your USB functioning again!

Recover Not Mounting USB on Mac with Data Recovery Software

Mac users may use the EaseUS Data Recovery Wizard for Mac to recover crucial data from unmounted USBs. Download this reliable data recovery software on your Mac now!

This sophisticated recovery program recovers data from not-mounted hard drives on Mac, damaged storage devices, and destroyed information. Whether you've mistakenly formatted the USB, faced file system issues, or the device won't appear, EaseUS offers a dependable solution.

EaseUS Data Recovery Wizard for Mac has features that allow anybody to recover data easily in various circumstances, and it can even recover formatted USB drives on Mac.

If your USB device refuses to mount, try restoring your data using this recovery utility. Follow these easy steps to recover your data securely:

Step 1. Scan for lost data on the fusion drive

Select the Fusion Drive partition where you lost data and files. Click the "Search for lost files" button. If you don't know which partition is the fusion drive, click the "search from your disk" anchor text to check the partition name.

Step 2. Find lost files after the scan

EaseUS Data Recovery Wizard for Mac will immediately scan your Fusion disk partition and display the scanning results. You can filter the files through the file type and path.

Step 3. Recover files on the fusion drive

In the scan results, select the file(s) to preview. Then, click the "Recover" button to get them back.

Please share this guide on social media to help more users recover data from a USB drive:

Fix 1. Check Physical Connection to Resolve USB Not Mounting on Mac

The first step in resolving a USB not mounting on a Mac issue is to examine the physical connection. A loose or defective connection may prevent your Mac from identifying the USB device. Here's how to keep your USB connection secure:

• ❎Unplug the USB drive from your Mac and try again.
• ❗Inspect the USB port for dirt or dust and clean it thoroughly if required.
• 🎯Re-insert the USB into another USB port to rule out a port-specific problem.
• 🖊️Use a different USB cable or adapter (if appropriate) to check that the issue is not with the cable itself.
• 💻Test the USB drive on another device to see whether it works with a different OS.

These solutions may also help you quickly solve the problem of USB not showing up on Mac. If your USB still does not mount after following these instructions, follow the next troubleshooting step. Remember to share these quick solutions with others!

Fix 2. Adjust Finder Settings to Fix USB Flash Drive Not Mounting on Mac

Occasionally, your USB flash drive is mounted on your Mac but does not display on the desktop or Finder. Adjusting the Finder settings may resolve this problem.

Step 1. From the top menu bar, pick "Finder" and then "Settings."

Step 2. Under the "General tab," choose the checkbox next to "External discs" to show the USB flash drive on your desktop.

Step 3. Go to the Sidebar tab and tick the option for "External disks." This will make the USB drive visible in Finder.

If your USB drive remains invisible, double-check these settings to ensure that external devices are not concealed. Adjusting these parameters usually resolves the visibility problem, making finding your USB flash drive simpler.

Fix 3. Run First Aid to Fix Unmountable USB Flash Drive on Mac

If your Mac recognizes your USB flash drive but can't access its data, this is where Disc Utility's First Aid function comes in. Follow the steps below:

Step 1. Launch "Disc Utility" by searching for it in Spotlight or selecting "Applications > Utilities." You can also run Mac First Aid from recovery. 

Step 2. Select your "USB flash drive" from the list of devices.

Step 3. At the top of the window, choose "First Aid," then "Run," to examine and correct any possible drive faults.

If your Mac fails to recognize the USB device, try unmounting it. Select the device, then click Unmount. Remove the flash drive and reattach it after 10-15 seconds. Use the USB flash drive again to see whether the issue is fixed.

Fix 4. Format USB to Make It Mount on Mac

If your USB flash drive's file system is severely corrupted, reformatting may be necessary. Formatting erases all data, so make a backup beforehand. Here's how to format an unmountable USB flash disc on a Mac, and this method is also workable for Mac external hard drive not mounting.

Step 1. Navigate to "Finder > Go > Utilities > Disk Utility".

Step 2. Select the unmountable USB flash device from the left side.

Step 3. Click the "Erase" button at the top of the Disc Utility window.

Step 4. Enter the essential information, including the drive name, format, and scheme.

Step 5. Click "Erase" to begin the procedure.

After the formatting is finished, your USB flash drive should mount successfully. If you need to recover data from your formatted USB on a Mac, try the EaseUS data recovery tool.

What Causes USB Not Working on Mac

Several things may prohibit a USB drive from mounting on a Mac. Here are four possible causes.

1. ❎1. Corrupted File System: A broken or corrupted file system on the USB device is a typical cause of mounting troubles. If the drive's file structure is illegible, your Mac may be unable to recognize it, limiting access.
2. ⚠️2. Physical damage: Physical damage to the USB port or the disc may cause connection difficulties. A damaged USB port, a broken cable, or a malfunctioning flash drive might prevent installation.
3. 💻3. Driver issues: Outdated or missing drivers might create issues when mounting USB devices. If your Mac does not have the necessary drivers, it may be unable to read or recognize the USB device.
4. 🔎4. Incorrect Finder Preferences: Sometimes, the USB is mounted, but you can't see it because the Finder isn't set to show external drives. Adjusting Finder Preferences may resolve this.

If you think these reasons are helpful, try to share this article on social media!

Conclusion

In this article, we've covered several Mac USB flash drive not mounting mac fixes. Most mounting issues may be fixed by verifying physical connections, modifying Finder settings, using Disc Utility's First Aid tool, and reformatting the USB drive. A trustworthy recovery solution is essential if data is lost during troubleshooting or reformatting.

This is where EaseUS Data Recovery Wizard for Mac helps. Fast and efficient USB drive data recovery from unmountable or damaged discs. Its simple UI and excellent recovery tools let you restore vital data after formatting. We suggest backing up your data periodically and using a trustworthy recovery program like EaseUS to avoid irreversible data loss.

USB Stop Mounting on Mac FAQs

Below are the common questions regarding USB Stop mounting on Mac errors:

1. How do I force-mount a USB drive on a Mac?

Mac users may force-mount USB drives using Disc Utility from Applications > Utilities. Find your USB on the sidebar. Select it and click Mount if it's listed but unmounted. Unplug and replug the drive or use another USB port if it's not recognized. Check the physical connection and reformat the drive if problems continue.

2. Why is my USB drive mount button grey out in Disk Utility?

The Mac may not recognize the USB drive owing to hardware, file system, or compatibility issues if Disc Utility's mount button is greyed out. Test the USB connection, test the drive on another port or computer, and then use First Aid to diagnose and repair the drive. The drive may require reformatting if these methods fail.

3. How can I mount my portable USB drive on the Mac?

Connect your portable USB drive to your Mac to mount it. Launch Disc Utility and find your drive in the sidebar if it doesn't display instantly. Pick and click Mount. If the disc doesn't mount, check the connectors and troubleshoot using this tutorial or another computer to rule out hardware problems.