One of the new features of the Samsung Galaxy S7 is that to be able to install a microSD card as external memory for storing photos, music, and video. Some users see a persistent notification indicating that there is a microSD card, even when they already know about it or aren't expecting that notification. Here you go possible solutions and checks to remove the alert without losing data.
First of all, what happens is that the mobile phone constantly and every so often informs us that there is a microSD card inserted. If we had inserted the card At that moment, the notification would make sense. We dismissed it, and after a few minutes it reappeared. This is the problem that is already affecting many users. It's not a particularly significant issue beyond the fact that it takes up space in the notification bar, but Yes, it can and should be solved.
Quick solutions you can try now
1. Restart your phone: If you haven't tried restarting your phone, this should be one of the first steps you take. Some users have found it helpful. solved with a rebootI'm assuming you've already restarted it to test, but if you haven't, try it. Bonus tip: perform a forced restart by holding down... Power + Volume Down for a few seconds until the phone vibrates and restarts.
2. Format the memory card: If you haven't formatted The memory card at no point; this can be a problem. The card has a specific format, and it's not the same if we've used it in an Android phone as if we've used it with a Windows computer or a Mac. Format the card from your mobile phone This could be the solution, although all the contents of the card will be erased.
3. Disable System UI power optimization: If the problem isn't with the memory card, but rather a firmware issue, Samsung will release an update to fix it. However, this might still resolve the problem. The key could lie in... disable energy optimization from the System UI process. You'll use a little more power, but you might be able to eliminate the alert. To do this, go to Settings > Battery, select More in the upper right corner, and then tap on Optimize Battery Usage. Go to the All tab, and look for System UI. Disable power saving for this process. Restart your smartphone and test. When an update is released that fixes the bug, repeat the process in reverse to reactivate optimization.
Causes and additional checks
Don't just hide the notification. That alert might indicate false contact between the tray and the card, dirt on the pins, or an unrecognized format. Turn off the phone, carefully remove the tray, and Gently clean the gold contacts from the microSD with a microfiber suede Dry. If you see the tray bent or damaged, replace it.
Verify correct installation: Settings > Storage > SD card. Tap on Eject/Disassemble (without physically removing it), wait a few seconds and tap on Mount/ActivateThis action resets communication with the system and often eliminates the intermittent notification.
Try the card in another device. Insert it into a PC or another mobile phone. If it works, make a backup y format in exFAT (Recommended for 64GB or larger cards). On Windows you can run chkdsk to repair logical errors; on macOS use Disk UtilityIf it also fails on other devices, the card may be defective and should be replaced.
Update your phone's software: Settings > Software update Download and install. The latest builds usually include stability fixes for the storage module and the System UI interface.
If you can't move apps to the microSD card
On the Galaxy S7, Android allows the adaptive storageHowever, the option may be hidden. Several users have enabled this feature with ADB without needing root access, allowing the microSD card to be treated as part of the internal storage. The idea is to activate the option from the shell and partition the microSD with the Android storage system. Important notice: this operation erase the cardThis can affect the performance of resource-intensive apps and is not recommended if you frequently change your memory card or phone. If you decide to do it, back up your data beforehand and follow a reliable tutorial.
Other technical actions that help
Starts in Safe Mode To rule out a third-party app as the cause of the alert, press and hold the power button, tap and hold Power off, and confirm. If the notification disappears in safe mode, uninstall the app. cleaning/saving apps aggressive that interfere with System UI.
Delete the cache partition From system recovery. With the phone powered off, enter recovery mode and run "Wipe cache partition". This does not erase your data and may resolve any residual storage-related warnings.
Check the type of microSD card. Prioritize. reliable cards class A1/A2 for apps and UHS-I U3 for video. Avoid old or doubtful provenance, frequent causes of random disconnections.
Also check Settings > Apps > Menu > Special access > Optimize battery usageMake sure that System UI and Storage/Media Storage are not being restricted by third-party energy optimizers.
When to call for technical service?
If the notification persists after trying another microSD card, clearing contacts, formatting the phone, and updating the system, it could be a Physical problem in the reader or tray. In that case, contact technical support for a check and, if necessary, part replacement.
With these actions you cover both software glitches such as physical causes. Ideally, start by restarting, unmounting/mounting, and formatting the phone, then continue with checks on a PC/another device, and if those fail, delve deeper with System UI settings and hardware diagnostics. This way you remove the notification without hiding it and without compromising stability.
