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How to modify the U disk read-only

2025-09-30 09:13:42 science and technology

How to modify the USB flash drive read-only? Hot topics and solutions on the entire network in the past 10 days

Recently, discussions on the issue of USB flash drive read-only have become one of the hot topics in the technology circle. Many users reported that the USB flash drive suddenly became read-only mode, resulting in the inability to store or modify files. This article will combine popular topics across the network for the past 10 days to provide you with structured solutions and attach relevant data statistics.

1. Hot data on U disk read-only problem in the past 10 days on the entire network

How to modify the U disk read-only

platformRelated discussionsPopular keywordsProblem concentration
Baidu knows1,258 timesU disk write protection, read-only deletion78%
Zhihu892 timesUSB drive formatting, registry modification65%
Post it1,576 timesMass production tools, physical switches82%
B station43 videosCMD commands, disk management71%

2. Five reasons and solutions for USB flash drive read-only

1.Physical write protection switch

Some USB drives are designed with physical write protection switches. Check whether there are sliding switches on the side of the USB drive and switch them to the unlocked position.

2.File system error

Check the USB disk status through the Windows Disk Management Tool (diskmgmt.msc), right-click to select "Format", and pay attention to backing up important data.

Operation stepsDetailed description
Win+R input diskmgmt.mscOpen Disk Management Tools
Right-click the USB partitionSelect the "Format" option
Select a file systemRecommended FAT32 or exFAT

3.Viral infection

Use antivirus software to scan the full disk, and recommend the recently popular 360 first aid kit or tinder safety tool to remove possible autorun viruses.

4.Registration limits

Modify the registry through regedit: HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlStorageDevicePolicies, and change the WriteProtect value to 0.

5.U disk life is exhausted

If the USB flash memory reaches the read and write lifespan, it may become read-only. In this case, it is recommended to replace the new USB drive. Among the popular brands recently, the Samsung Bar Plus and SanDisk Super Speed ​​Series have the lowest failure rates.

3. Three unpopular methods that netizens have tested recently

1.DiskPart command method

Enter the following command sequence in CMD:

  • diskpart
  • list disk
  • select disk X (X is the USB disk number)
  • attributes disk clear readonly

2.Mass production tool repair

Download the corresponding mass production tool according to the USB drive master model (can be detected by ChipGenius) and reset the USB drive bottom parameters. Note: This operation is risky and is recommended for professionals.

3.Linux system repair

Accessing the USB drive through Linux systems such as Ubuntu and repartitioning using GParted tools. According to netizens' feedback, the success rate is 30% higher than that of Windows.

4. Brand statistics on USB flash drive read-only problem in 2023

brandComplaint ratioMain fault typesAverage repair success rate
Kingston34%Controller failure68%
Sanddistwenty two%File system error85%
Samsung15%Physical damage42%
Miscellaneous29%Chip dummy solderingtwenty three%

5. Expert advice on preventing USB flash drive read-only

1. Regularly back up important data and use cloud storage as a supplement

2. Avoid frequent plugging and unplugging between multiple devices to reduce physical losses

3. Perform disk checks once a month (chkdsk/f)

4. Buy a high-quality USB drive with waterproof and shock-proof function

5. Deal with the virus immediately after infection, do not open the USB flash drive file directly

Recent data from the Technology Forum show that correct use of USB drives can extend the lifespan by 3-5 times. If none of the above methods are effective, it may be due to physical hardware damage, it is recommended to contact a professional data recovery agency. Save the purchase voucher and some brands provide a 3-5-year warranty service.

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