7 Fix Samsung S21Ultra, S21 Keeps Lagging and Freezing

Freezes and lags in flagships can be the result of software problems unless it’s not a hardware issue. In the previous models of Samsung, these attributes are the result of some physical damage, most commonly due to daily wear and tear. Also, the memory-related problem in a previous model like when low device storage was a culprit. Well, the brand new flagship like S21 ultra experiencing lagging and freezing is due to some random system flaws.

Don’t worry! if this is what you are experiencing on a Samsung device, I have managed the line-up of effective and handy solutions. Feel free to perform these troubleshooting steps as it may fix Samsung S21 lagging and freezing 2021.

How to Fix Samsung S21, S21Ultra Freezing and Lagging

Force Restart Your Device

Accidental screen problem such as freezes and lags occurs by minor glitch or firmware issue are normally resolved by force reboot. This is a substitute way to resolved unresponsive or frozen Samsung S21. Same as a typical soft or reboot reset, a force restart effectively clears out accidental software glitches that occur due to various petty issues in the device. Moreover, there is no need to create a backup because it doesn’t clear out the data stored in the internal memory of the device.

  • Press the Volume Low Button and Power Button until the Power Off screen is visible.
  • Select Restart from the prompted screen.
  • Tap the Restart to confirm and wait until the procedure is finished.

Delete Unnecessary Apps & Files

The most common reason why Samsung S21, S21 Ultra, S21 Plus are lagging and freezing is because of low storage. This is nothing new, Android users are facing this problem since the beginning, and Samsung is no different. Make sure to check the Storage, and delete the unnecessary apps, photos, videos, and heavy files that you don’t need at all.

Alternatively, you can also move the files to an external OTG Drive, if it is important to you.

  • Navigate to the Settings
  • Tap Battery and device care.
  • Tap Storage.
  • Check the break-up of apps, images, videos, documents, etc. and delete the data you don’t need.

Enable Safe Mode

Downloading Apps from untrusted sources is highly not recommended, as it can corrupt the system and causes multiple errors. To deal with third-party apps, Samsung has its own Safe Mode, which disables all third-party applications and only allows us to use first-party apps like Phones, Contacts, Messages, etc.

If after enabling Safe Mode, Samsung S21 stops lagging and freezing and works just perfectly, delete the recently installed third-party apps.

  • Press and hold Power button until Power Options displays.
  • Touch and hold Power Off button and select Safe mode.
  • To exit Safe mode, restart the phone as usual.

Update Phone

Samsung frequently rolls out updates in order to stabilize and secure the system. You may check for updates and if available, download and install Software Update.

Go to the Settings app > Software Update > Download and install.

Wipe cache partition

  • Connect the device to the computer/laptop using USB Cable.
  • Now, press and hold the Volume Up button and Power button for 8 seconds.
  • When you see the logo, release both keys. The device will enter into recovery mode.
  • Use Volume down button to highlight wipe cache partition and press the Power button to initiate wipe cache partition.
  • Select Yes and confirm the action.

Reset All Settings

Settings that are set faulty or else aren’t configured properly are also the reason for the trigger of lagging and freezing Samsung S21. To fix this out, [perform network resetting on Samsung S21. Moreover, these will also not affect the data stored in the device but clear all the customized settings and bring back the device to default mode.

  • Navigate to Settings.
  • Search and hit General Management > Reset.
  • Touch Reset All Settings.
  • If prompted enter the Password and PIN.
  • To confirm lastly hit Reset.

Factory Reset Device

A concluding solution to the major system bugs that decrease the device performance is a master or factory reset. Through this step, all the data stored in the device will be cleared, so it’s better to create a backup. So if your Samsung still lags and freeze perform the factory reset.

  • Go to Settings.
  • Hit General Management.
  • Select Reset.
  • Tap Factory Data Reset.
  • Hit Reset.

Why is my S21 slowing down?

Samsung S21 slowing down might be because of insufficient storage or corrupted files, make sure to empty the storage with unnecessary files.

Why is my Samsung phone lagging after update?

Our Samsung S21, S21 Plus, S21 Ultra might feel slightly lethargic after a software update, due to the introduction of new features. No worries, restart the device and wait for some time, the system will get responsive.

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