If the USB port malfunctions, any external drive connected to it might not work or appear functioning on the system. If you’re unable to repair the Maxtor hard drive using disk repair software or tools mentioned above, you can reach out to a local data service center. If your Maxtor hard drive displays as unallocated or unknown in Disk Management, it won't be detected by Windows File Explorer. You'll need to initialize the disk and create a new partition on the drive to make it usable again. After nine years of development, the original XT-series of drives had achieved a capacity of 1GB. Maxtor sold the rights to the series to Sequel of Santa Clara, California in the mid-1990s, and the company exited the server drive market. Sequel, a spin-off of Unisys, was not a disk drive manufacturer; rather, they specialized in refurbishing drives for the existing customer base. Teetering on the brink of bankruptcy in 1992, Maxtor's exit from the high-capacity 5.25-inch SCSI market temporarily left a product void in the industry. Around this time, SCSI versions of the 7000 series drives were also discontinued, and all engineering operations in San Jose were shut down in late 1993, leaving only the former MiniScribe design engineering staff. After turnover in the executive staff, Maxtor decided it had made a mistake, and when Maxtor moved its headquarters to Milpitas, California, it gradually began to rebuild its engineering staff. If the Maxtor hard drive is not enabled in BIOS, your computer motherboard won't be able to detect it. Then Windows cannot recognize it either.

Before you begin external hard drive recovery or attempt hard drive repair, you must analyze the reasons behind data loss or malfunctioning. Hard disk repair doesn’t always have to be complicated. Very often, the issue arises from a bad USB port. Before attempting other methods, try connecting the hard drive to another USB port. Follow these steps to create a byte-level disk image of your Maxtor external hard drive and retrieve data from it using Disk Drill:Reset NVRAM: Restart Mac > Press: Options + Commands + P + R keys for 20 seconds > release the keys if Mac restarts. Applies to: Fix Maxtor external hard drive/hard drive not recognized, not working, or not showing up error on Windows 10/8/7/XP/Vista, etc. It’s possible that your computer might have gotten interrupted before establishing a connection to your hard drive. Step 3. Select to scan and clear virus and malware on your Maxtor hard drive or external hard drive. Like Seagate external hard drives, Maxtor users may encounter diverse issues while using its storage devices to save data or transfer files on Windows or Mac computers. Don't worry if you are experiencing the same issues:

A missing drive letter causes your system to struggle to access the Maxtor HDD: You can try fixing the issue by assigning a drive letter or changing the existing one. Case 2 - "My computer cannot detect the Maxtor USB drive. Nothing shows up on my PC. So how do I fix this problem?"

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Follow through the provided methods in the following parts to make your Maxtor external or internal hard drive work normally again without losing any data. When Maxtor external or internal hard drive is offline in Disk Management, it also cannot show up in Windows File Explorer. You can set the hard drive online using Disk Management with the following steps: Maxtor is a brand of internal and external storage devices owned by Seagate. It has a serial of devices, including Maxtor OneTouch 4/3/2, Maxtor Z1 SSD, Maxtor M3 Portable External Hard Drive, and even Maxtor D3 Station External Hard Drive, etc. for personal users and business owners to store data. A loose connection between the drive and the computer can cause the Maxtor hard drive not to show up.