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How to fix Samsung Galaxy S9 SD card issues

enero 19, 2020

The Samsung Galaxy S9 and Galaxy S9 + are the flagship phones of 2018. Although you can hardly find mistakes with the stunning design, camera and hardware specifications, the phones suffer from many software problems, including a Wi-Fi connection, SD card and incorrect notification. Let's take a look at the solutions on how to fix Samsung Galaxy S9 SD card issues so that you can take advantage of this extra space.

See also: How to fix Samsung Galaxy S9 Bluetooth issues

How to fix Samsung Galaxy S9 SD card issues

Method 1: Restart your Galaxy S9 phone

Smartphones are more like computers these days, and a simple restart can sometimes resolve even the most complex errors. You can still restart your device, but closing and turning it on again has its own advantages. When you go through this process, the cache memory will be completely erased and the Android operating system will be loaded, possibly allowing it to detect your memory card.

  1. Press and hold the power button
  2. A few seconds later, a notch will appear
  3. turn off the device and let your phone turn off completely
  4. Wait at least 30 seconds and hold the power button
  5. Android operating system will start

Restarting the Galaxy S9 phone

Method 2: Dismount your MicroSD card correctly, then remove it

Most users have reported on the Samsung forums that their phone is unable to detect their SD card. Some may be using a 64 GB or 128 GB card from their old smartphone, while others have purchased a new one. There are many possibilities that could have led to this problem, but removing the microSD card is a good way to start and check if the card is readable.

  • Go to the Settings menu of your Galaxy S9 phone
  • Scroll and search for storage options
  • Tap it and open Storage Settings
  • Select Dismount and you will see a notification on the screen that dismounts your card.

Once the process is complete, use the SIM card eject tool to remove the card and physically inspect the card. Check for deep scratches in the chip area and make sure your SD card is not broken or damaged. Physical damage makes it difficult for the motherboard to recognize the memory card.

Method 3: Unmount and mount your SD card without removing it

An SD card may not work as expected due to many reasons and corrupted memory stains could be one of them. Although the last option would be to buy a new one, you should probably confirm whether your Galaxy S9 + or S9 software is the problem in the first place.

Follow the steps mentioned above to safely remove your SD card, but stop at the last section because you did not physically remove it from the slot.

  • Once you have uninstalled the card, wait 30 seconds for minute 1.
  • Make sure to close the configuration window during your waiting period
  • Go back to settings and find storage
  • Tap the SD card option and then tap Mount SD Card
  • Your phone may take a few seconds to process and mount new storage

Method 4: Check the storage size and manufacturer of your MicroSD card

Samsung's flagship phones are excellent in terms of hardware, as they can support external storage cards up to 400GB, which is a sizable number. However, not all manufacturers and models of microSD cards are supported and, when you increase the storage, this can cause detection issues. Instead of trying to fix Samsung Galaxy S9 SD card issues, you should first check the product model, its manufacturer, and compatibility with the latest flagship phones.

  • Check the speed of reading and writing the card. to try to push it, manufacturers can go beyond industry standard figures
  • Use the same SD card in different devices and check if they are detected to confirm if they are compatible with smartphones
  • Get a replacement chip from the seller to see if it works and is detected by your Galaxy phone

Galaxy S9 microSD card

Method 5: Complete formatting of your memory card

Whether it's a new SD card or an old one, full formatting and using it with your Samsung Galaxy S9 smartphone can actually make it work. Before doing so, it is important to know that all of your data will be erased.

Tips for formatting your MicroSD card

  • Download all photos from your phone to Google photos in full resolution and unless you have tons of them, there should be enough space
  • Check if the songs and movies stored on your card have backups on a PC
  • The videos stored in apps such as Netflix, Amazon Prime and Apple Music have to be downloaded again, as there is no way to save them.
  • If you have additional storage space or a large hard drive, transfer all of the content, but do not replace it after formatting.

Formatting procedure

  • Open the settings page on your Galaxy S9 or S9 + phone
  • Scroll down to find the storage option
  • Open the SD card and select Format
  • The process may take a few minutes to be complete and your data will be completely erased.

Older SD cards can be much easier to detect when they are formatted and fresh. Unless there is a software problem, your card should be detected by the phone now, allowing you to use the additional space available.

Galaxy S9 MicroSD Format

Method 6: Check the official Samsung site for the list of compatible SD cards

Once you have completed all of the above steps, if the micro SD card does not work, consider the following methods. Unmount and mount the card in another smartphone to see if it works. You can also plug it into the SD card reader found in laptops or on a desktop computer to see if it can detect the same. If it does not detect external storage, the problem is probably with the card and not with your Samsung Galaxy S9 smartphone.

Before purchasing a new SD card which is the obvious solution to the problem, visit the official Samsung website to find a list of compatible memory cards and find them from an online retailer. This should help you solve the problem.

Method 7: Factory reset of your smartphone (be careful! You will lose all your data)

The last option is to factory reset your Galaxy S9 smartphone by following the steps below. When you do, you will lose all data stored on the device, except for data saved to your cloud account.

  • Open the Settings page of your Galaxy S9
  • Look for the general management option
  • Press to open reset options
  • Tap on Reset Factory Data

Most bugs associated with a phone can be resolved with a factory reset. Once you do, make sure to download the latest software updates from Samsung. They are essential for solving all identified problems and ensuring that your phone works as expected.

Galaxy S9 Factory reset

Last word

Knowing how to fix Samsung Galaxy S9 SD card issues should help you fix the issue by any of the methods mentioned here. The company has officially recognized all the problems reported by users and is working on several software updates to resolve them. If the problem resides in your SD card, you need to fix it for it to work.