- 01 The Disk Is Write Protected
- 02 How to Remove Write Protection from USB
- 03 How to Remove Write Protection from SD Card
- 04 How to Format Write Protected Pen Drive
- 05 Remove Write Protection and Format Write Protected SSD
- 06 Write Protection Removal Tool/Software
- 07 Troubleshooting 1: SD Card Read Only Fix
- 08 Troubleshooting 2: USB Current Read-only State Yes
- 09 Troubleshooting 3: The Media Is Write-Protected
- 10 How to Remove Write Protection from Pen Drive
- 11 Toshiba USB Flash Drive Write Protected Removal/Format Solutions
Q: How to fix my micro SD card that became a read-only memory card?
Your sd card isn't working correctly and has been set to read only on Android, what's this error message? Since the Android external memory card has turned to read only all of a sudden, I can no longer add, write, or delete things from it. How to fix the SD card that mounted as read only?
SD card read only, also known as SD card write-protected, refers to a memory card or micro SD card that you can read, however, cannot modify data on it.
|Workable Solutions||Step-by-step Troubleshooting|
|1. Physical Write Protection Tab||Step 1: Take out the memory card that is currently in a read only state from your device...Full steps|
|2. CMD||Step 1: Plug the read only micro SD card into Windows and click start....Full steps|
|3. Write Protection Removal Software||Step 1: DOWNLOAD and install EaseUS CleanGenius (free) on your computer...Full steps|
|4. FAT32 to NTFS Converter||Step 1. Install and launch EaseUS Partition Master on your computer....Full steps|
SD Card Read Only Symptoms
Usually, a memory SD card or USB flash drive itself has been locked into "read only" mode; it's because the card is getting old, damaged, corrupted, or infected by a virus. Sometimes, human error will also make SD card read only.
When your Android or camera external SD card mounted as read only, it will prevent you from writing, deleting, copying or moving data on it. Here we'll teach you how to fix a read-only SD card to read-write by  checking the write protection tab, or using the  Windows command,  automatic write protection removal software &  a third-party FAT32 to NTFS converter. As long as you successfully remove read only from the SD card, you can go on formatting the SD card freely as you want.
Method 1. Unlock Read-Only SD Card with Physical Write Protection Tab
Most memory cards for Android or Nintendo Switch use are usually with a physical write protection tab. If you find such a tab on your card, then first you need to slide it to the unlocked position to remove the read only attribute.
Step 1: Take out the memory card that is currently in a read only state from your device.
Step 2: Check if there is a physical lock switch on it.
Step 3: Position the lock switch from ON to OFF and unlock the SD card.
This is a basic way to remove this error when your SD card becomes read-only, so share it to let more people know about it.
Method 2. Remove Read Only from SD Card Using CMD
Related post: how to fix external hard drive or SD card read-only on Mac
Step 1: Plug the read only micro SD card into Windows.
Step 2: Click "Start" > "Run" and enter cmd.
Step 3:Enter diskpart.
Step 4: Type list volume. Now you'll see all your connected drives, see which one is the memory card drive.
Step 5: Type select volume #. # represents the letter of your memory card drive.
Step 6: Type attributes disk clear readonly > removing the write protection.
Copy all the commands here:
select volume #
attributes disk clear readonly
Method 3. Fix Read Only SD Card Using Write Protection Removal Software
If you don't consider yourself a pro-computer user and you're not familiar with command-lines, don't worry. There are graphical-based solutions to help you remove write-protection from your hard drives, USB drives, and even SD cards.
EaseUS CleanGenius is one of these tools that helps you fix aforementioned issues on your drives without knowing a thing about command-line.
Here's an easy-to-follow guide on how to use this tool to get your issues sorted:
Step 1: DOWNLOAD and install EaseUS CleanGenius (free) on your computer.
Step 2: Run EaseUS CleanGenius on your PC, select Optimization and choose the Write Protection mode.
Step 3: Select the device that is write-protected and click Disable to remove the protection.
Now open your SD. You should be able to edit, delete, copy or move files without a hitch.
Method 4. Change Read Only SD Card Using FAT32 to NTFS Free Converter
SD cards are usually formatted with FAT32. One solution to fix SD card read only issue is to convert the FAT32 file system to NTFS for free. Diskpart command can help you with the conversion, however, with a complete data loss. An easier and safer way to convert to NTFS without data loss is with the help of EaseUS Partition Master Free.
Step 1. Install and launch EaseUS Partition Master on your computer.
Step 2. On Partition Manager, right-click on a FAT32 partition and click "Advanced", select "NTFS to FAT".
Step 3. Click "Proceed" on the pop-up dialog box to continue.
Step 4. Click "Apply" to start the converting process. Wait until the operation process is finished.
How to Format Read Only SD Card to Normal
Many people tend to format a memory card when mounted as read-only on their Android phones. However, you all end up with failure because of the error that Windows was unable to complete the format, just like how Windows Disk Management fails to format a write-protected SD card. Only when you removed the read-only attribution on the SD card, you can then format it and restore SD card full capacity.
It's easy to format a read-only SD card by using EaseUS free partition manager software again. Just plug in your SD card with the read-only problem that you have fixed and follow the simple steps to get a full fix.
Step 1. Find your SD card and right-click the partition you want to format and choose "Format".
Step 2. Set a new partition label, file system (NTFS/FAT32/EXT2/EXT3/EXT4/exFAT), and cluster size to the selected partition, then click "OK".
Step 3. Click "Yes" on the pop-up window to continue.
Step 4. Click the "Execute 1 Task(s)" button on the toolbar, then click "Apply" to start formatting your SD card.
By formatting an SD card that was mounted as read-only can help restore its full capacity and make it work as a new storage card.
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Updated by Sherly
Sherly joined EaseUS in 2022 and she has always loved writing articles and enjoys the fun they bring. She receives professional training here, focusing on product performance and other relative knowledge.
Daisy is the Senior editor of the writing team for EaseUS. She has been working in EaseUS for over ten years, starting from a technical writer to a team leader of the content group. As a professional author for over 10 years, she writes a lot to help people overcome their tech troubles.
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