How to Wipe Cache Partition on Samsung Galaxy S9 and S9 Plus

Are you really impressed by your Samsung Galaxy S9 or your S9 Plus smartphone? You should be because the manufacturer has created one of the best products in recent times. They have nailed the best hardware and combined it with a brilliant display and an overall premium finish. Despite all the best aspects, these Android phones are still plagued by some of the common issues found in many flagship Android devices such as the phone slowing down, Wi-Fi issues, and rogue apps causing performance issues and random restarts that could annoy the user to the core.

Such issues are very common with every smartphone. A company like Apple handles these problems by controlling both the iOS operating system and the iPhones they have released through the years. They do follow procedures like throttling down the phone’s processor to improve battery life and limited features. On your Samsung device, you have complete control and by following these steps you can make it much faster. Here’s how to wipe cache partition on Samsung Galaxy S9 and the S9 Plus smartphones. Before you do it, make sure to know why you are doing it and what kind of improvement you can expect on your device.

See also: How to factory reset Samsung Galaxy S9 and S9 Plus

The Main Reason Why Wiping Cache Partition Becomes Mandatory

When you receive the phone from your manufacturer, it looks and feels fresh out of the box. Except for a couple of applications installed by Samsung to improve productivity and default Android’s Google apps, there won’t be any kind of bloatware or third-party apps found on your phone. Once you open the pack and turn on your device, you will obviously be inclined to start installing your most favorite apps.

Statistics reveal that most users start with basic productivity apps like Evernote, LastPass and social media apps like Facebook, Whatsapp and Instagram. It’s just the beginning because within a couple of days you might come across a great new game like Player Unknown’s Battlegrounds and would want to see how it runs on your flagship phone. Within weeks, there are dozens of updates from the game developer and there’s another game called Fortnite.

All of the apps and games mentioned here come from reputed developers. Even if some of them cause performance issues, users can report the same to the development team. They will immediately look into the issue. However, by default, all apps and games have to use cache memory on your phone. Your Galaxy S9 phone will give permission once you approve it to create cache partitions where temporary files of each of the tens of apps you install every month gets stored. Eventually, it becomes a really large list that starts affecting the overall performance of your smartphone and could go as far as bricking it completely until you do a factory reset or wipe cache partition to make it as good as new.

Wipe Cache Partition Samsung Galaxy S9 plusWhat Do You Gain By Completing Wipe Cache Partition Procedure?

The procedure to clean your cache on your Galaxy S9 Plus is not a complicated procedure and almost any user can get it done without seeking technical assistance. All that you need to do is follow the steps properly and make sure you don’t miss any of them because unlike many other features, this has to be directly accessed in the safe mode which is slightly more complicated than the settings menu.

While not every user is expected to clear their cache on a monthly or periodical basis, you should definitely attempt it if your phone has started showing signs of trouble. When you successfully complete it, your Galaxy S9 or the Galaxy S9 Plus phone will be,

  • Much more responsive and will not have any lagging issues when swiping through apps
  • The apps will open much faster and will get rid of any glitches found before the cache was wiped clean
  • Removes any glitches found in the hardware or the Android operating system of the phone
  • Refresh the internal memory on your phone and frees up RAM space in case malicious apps were hogging resources for a long time now
  • Booting issues can be fully solved especially in phones that got stuck on the loading screen with the Android logo visible and wouldn’t proceed further
  • Overall performance improvements and ready to download any security patch or Android software update rolled out by Google

Method 1: How to Wipe Cache Partition on Galaxy S9 or Galaxy S9 Plus?

If you have never done this before, it is time to understand what recovery mode is all about. The option will allow you to go out of the phone’s Android OS user interface to a safe mode where you will find many options. Here’s how to do it.

  1. Turn off your Samsung Galaxy phone
  2. You can do this by holding the power button until the options pop up on your display
  3. Choose turn off and let your phone switch off completely
  4. Now hold the volume up and the Bixby button on your phone
  5. While still holding them, press and hold the power button as well
  6. Wait for the Android logo to be displayed on your phone and immediately release all three buttons

Wipe Cache Partition Galaxy S9 plusMethod 2: Navigating Your Way in Recovery Mode

  1. After the logo is displayed, you will see the message Installing System Update on your display for up to 60 seconds
  2. Allow your phone to process the files until Android finally boots up in Recovery/ Safe mode
  3. You can navigate inside this menu only using the volume up and volume down buttons
  4. Keep pressing the button until the highlight marker reaches wipe cache partition
  5. Press the power key to confirm your action
  6. Click on volume keys once again to select yes and use power key to confirm it
  7. Let the process be complete after which you can choose reboot system now and wait for the phone to restart to the home screen

Unlike your normal booting time, your Samsung Galaxy S9 phone might take a couple more minutes than it usually does. All the files, saved apps and cache memory would have been completely deleted in this procedure. The device has to reload them all into the system’s memory before it can boot up to the home screen with your customizations intact.

REcovery mode Samsung Galaxy S9

Method 3: Common Things to Know When Wiping Your Cache Partition

  1. Don’t be alarmed by the time your phone takes to boot up the first time
  2. All the files have to be loaded and it might be stuck on the Android logo screen for a few minutes
  3. Make sure your device has enough charge when you wipe your cache partition to avoid issues caused by a dead battery
  4. The procedure is entirely safe and you don’t need to visit the Samsung service center or seek professional help to do it
  5. Unlike Factory Reset option, the cache partition can be wiped clean without deleting all your apps, games, messages and offline files

Wipe Cache Partition Galaxy S9 phone

Method 4: Contact Support if Cache Partition Doesn’t Work

Clearing cache partition is supposed to solve a lot of issues but when it doesn’t, you should wait for a software update from Samsung. Alternatively, you can also contact customer support from the company to get your phone serviced or get a replacement in case it has a hardware issue. The decision is based on how old your device is and whether you have already faced such performance issues in the past.

Galaxy S9 is one of the primary phones which will receive Google’s new OS Android P when it rolls out and Samsung adopts it which should solve a lot of performance issues. You can also avoid it by not installing unknown apps for a couple of weeks. Use only trusted apps and give breaks between downloading new ones so that you can find the culprit if something goes wrong again.

  1. Install only trusted apps from the app store
  2. Don’t use third-party unauthorized app stores
  3. Give brief intervals before installing new apps or games so that you could monitor performance and get rid of rogue apps that cause issues
  4. Contact Samsung support in case it is confirmed to be a hardware issue

Safe mode Samsung Galaxy S9


Smartphones are technology devices that rely largely on the efficient functioning of the software. Your Galaxy S9 or Galaxy S9 Plus are great phones, but the Google Play Store is filled with tons of new apps and games released on a daily basis. In order to make it easier for you to access these files, the phone automatically saves many of the important files and log data in cache memory.

In real life usage, the cache plays an important role in keeping your phone as fast and responsive as possible. It keeps track of all the apps that you use frequently and saves files so that you don’t have to put up with sluggish performance. Sometimes, if a wrong file is stored in the cache and the phone tries to retrieve it, it continues to show errors and eventually starts affecting the smartphone’s performance. Knowing how to wipe cache partition on Samsung Galaxy S9 and Galaxy S9 Plus will allow you to speed up your phone, get rid of errors and remove cache memory that affects performance.