There is no drive letter when the mobile hard disk is restarted, you can t see it after resetting, y

Your mobile hard drive may be damaged due to a sudden power failure, it has only been a month, you can find after-sales to solve, if it is confirmed that it is not covered by the warranty, you can do a full scan of the mobile hard drive in win pe or perform a low-level format.

According to your description, it is likely that your hard disk is hanging, although it can be used if it has been dropped, but there has been a friction sound in your description, and the sound of gadding, these phenomena are in line with the description of a bad hard disk, it is recommended that you still use the MHDD tool to detect it, if the detected hard disk is an exclamation mark or a question mark, it means that the hard disk is not saved.

I also had this problem, did you solve it? The key is that there is no drive letter in the lower right corner of the task, and the partition software and the system comes with disk management are useless because they can't be recognized, and they can't be displayed

If the new hard drive is under warranty, find JS and ask.

The old hard disk is on this.,Dismantle it.,Buckle the hard disk out of it.,Hang it on the computer.,BIOS self-check.,If you can find it.,It's a problem with the hard disk box.,Go to a few + rmb and buy a new set on this hard disk.,Take the hard disk to an experiment.,Less tossing.。 If the BIOS self-test can't find the hard disk, you can buy a new one.

Portable hard drive unreadable Centralized repair scenarios that are not recognized.

It is likely that the boot area of the hard drive or the head is broken. It is recommended to go to a professional repair shop to check it.

**Search partition prompts for formatted data recovery.

The file system where the partition is located is damaged, and the general data can be completely recovered, paid service.

There is an exception in the partition structure. Partition errors caused. When you right-click on the property, you will see the RAW format.

If you move the hard disk, it is largely due to operations such as forced pulling, and it may also be a bad sector. Viruses, caused by quality problems with the hard drive itself. Often, because the system is difficult to read the information of the portable hard disk, only a part of it can be read, and it cannot be opened.

Sometimes it causes the system to fake animation. Card machine.

If you have data, be sure not to repartition, format, or so on. In that case, the recovered data is incomplete. Maintain the status quo.

Correct analysis and processing can largely restore the original data in a complete and dramatic manner. Without the need for data recovery software to scan the recovery. If you simply use data recovery software to scan and restore Huifu, it will take time and the effect is difficult to say.

Many times it is 100% complete restoration of the original partition. The key to this problem of these partitioned data is to protect the state of the hard drive in question.

If you want to try the recovery yourself, refer to the scan recovery using data recovery software, remember not to write the found files to the hard drive where the problem occurred. Instead, you should restore the found data to a different hard drive first. Make sure that the partition is correct before processing the problematic partition.

The disk prompt is not formatted, and I see that many people on the Internet will format it first and then use software to recover. If you format it, you can use the software to recover part of the data, in case the software can't recover it, or if you can't recover it, it's much more difficult to recover it at this time. The correct way is not to format, do not use software to repair the leakage and copy the disk, at least before repairing the disk image, you need to assist me (click on the ** next to my name to talk) or look at my information QQ