How to remove unnecessary processes in Android: a complete guide

Every smartphone owner sooner or later faces a situation when the device starts to work slower, the battery discharges faster than usual, and the interface reacts with delays. This behavior is often caused by background processes that silently consume system resources, even if you have not opened the corresponding applications. A modern operating system Android skillfully manages memory, but over time, digital “garbage” from old tasks and services accumulates in it.

To return the gadget to its former agility, you need to understand which apps are running in the background and how much they are really needed. In this article, we will take a closer look at how to remove unnecessary processes in Android, using both the system's built-in tools and advanced methods for advanced users. You will learn to distinguish critical system services from ordinary software that can be safely stopped or deleted.

Identification of running processes through the developer menu

The first step towards optimization is diagnosing the current state of the system. Many users do not even suspect that a powerful monitoring tool is hidden in the standard settings. To access it, you must activate developer mode. Go to Settings → About phone and quickly click on the item Build number seven times in a row. After a notification appears that you have become a developer, a new section will appear in the main settings menu.

In the menu that opens, find the item Running services or Running services. This displays a list of all active applications and system processes in real time. Pay attention to the column with RAM usage - it shows how many resources each element consumes. Some processes can take up hundreds of megabytes, even though you haven't used these applications for hours.

⚠️ Warning: Do not try to stop processes with a gear icon or names containing words System, Framework or Google Play Services. Their forced termination can lead to unstable operation of the phone or loss of connection with update servers.

Analysis of this list allows you to identify obvious “parasites”. For example, instant messengers or social networks are often kept in mind for instant notifications, but some of them may not work correctly, consuming an excessive amount of energy. If you see an application that you haven't used for a long time, but it is actively running in the background, this is a prime candidate for forced stopping or deletion.

Settings menu interfaces may differ depending on the manufacturer's shell (MIUI, OneUI, ColorOS). If you don't find the "Running services" item, try searching in settings or refer to the official documentation of your device model.

Securely shutting down applications through settings

The easiest and safest way to free up resources is to manually stop specific applications. Unlike older versions of Android, where there was a “Close All” button, the modern approach requires working individually with each app. Go to the Applications section in the settings and select the software you are interested in from the general list. Here you will see a button Stop or Close.

Pressing this button forcibly kills the application process, freeing up the RAM it occupied. However, it is worth understanding that many apps are configured to automatically restart. As soon as you unlock the screen or receive a notification, the system may start the service in the background again. Therefore, this measure is effective as a temporary solution for emergency offloading of the system before starting a heavy game or resource-intensive task.

For some applications, the stop button may be inactive (gray). This means that the process is currently performing a critical function or is part of the system kernel. In such cases Force termination is impossible without obtaining root access, which is not recommended for ordinary users due to the risk of violating warranty and data security.

Removing and disabling pre-installed bloatware

One of the main reasons for memory clogging is pre-installed applications. which are often called bloatware. Smartphone manufacturers and telecom operators often install additional software that cannot be removed in the standard way through an icon on the desktop. Fortunately, the Android system provides the ability to disable such apps, which actually equates to deleting them for the user.

To get rid of unnecessary burden, go to the application settings, select the unnecessary app (for example, a pre-installed browser, operator store or games) and press the button Disable. After confirmation, the system will remove all updates for this application and hide it from the list of installed ones. The process will no longer run in the background, freeing up CPU time and battery.

• 🗑️ Pre-installed antiviruses from manufacturers if you use a third-party solution.
• 📺 Video streaming applications that you never use.
• 📰 News aggregators and widgets that consume traffic in the background.

It is important to distinguish between the concepts of “delete” and “disable”. Complete removal requires superuser rights or the use of a computer with USB debugging, while disabling is available to everyone. A disabled application takes up minimal space in the storage memory and does not affect system performance, since its code is no longer executed by the processor.

Is it possible to remove system applications without root?

It is impossible to completely remove a system application without root access using standard means. However, using a computer and the ADB command allows you to “freeze” the application for the current user, which makes it invisible and inoperative, as if completely uninstalled, but leaves the possibility of recovery when resetting the settings.

Using power saving mode to limit the background

Modern versions of Android have built-in mechanisms for aggressive battery optimization, which simultaneously solve the problem of unnecessary processes. Power saving mode doesn't just reduce screen brightness, it severely limits background app activity. Activating this mode causes the system to “freeze” the processes of those apps that you are not using right now.

In the battery settings you can find the section Battery optimization or Background restrictions. Here you can manually configure the behavior for each application. Select mode Strict or Restricted for those apps that do not require instant notifications. This will prevent processes from running in the background until you open the app yourself.

Restricted mode	Impact on processes	Impact on notifications	Recommended use
No restrictions	Processes work freely	Instant delivery	Messengers, mail
Optimized	Restriction after downtime	Slight delay	Social networks, news
Strict restriction	Launch only when opened	Only when opened	Games, rare utilities
Complete freeze	The process is completely stopped	Absent	Sleeping applications

Using such settings can significantly extend battery life and reduce processor load. The system decides which processes can be suspended based on your usage patterns. However, be careful: if you limit too important apps, you may miss an important call or message.

Advanced cleaning via USB and ADB debugging

For users who want to deep clean the system without obtaining root access, there is a tool ADB (Android Debug Bridge). This method requires connecting the smartphone to the computer via a USB cable and having the driver and platform tools installed on the PC. It allows you to remove or freeze system applications that are not disabled through the regular settings menu.

Once connected and authorized to debug on the device, you can use commands to manage packages. Team pm uninstall -k --user 0 Deletes the application for the current user. This does not permanently erase files from the system partition, but it completely removes the application from the interface and stops all processes associated with it. The process becomes invisible to the system until you perform a factory reset.

adb shell pm list packages | findstr "facebook"
adb shell pm uninstall -k --user 0 com.facebook.katana

This approach is effective for removing Google or manufacturer services that place a heavy load on the system. However, extreme caution is required here. Removing a critical component, such as com.android.phone or framework services, can turn the smartphone into a “brick” that requires flashing. Always check the purpose of the package on the Internet before deleting it.

⚠️ Attention: Using ADB to remove system components is at your own risk. Errors in entering commands can lead to a cyclic reboot of the device (bootloop). Always have a computer at hand for possible system recovery.

Myths about third-party cleaning applications

There are thousands of applications in the Google Play store that promise to “speed up your phone in one click” and “remove all unnecessary processes.” Most of them, such Clean Master or its analogues, do more harm than good. The principle of their operation often comes down to the violent killing of processes, which the Android system immediately starts again, since they are necessary for the operation of other functions.

The constant forced stop of processes creates a vicious circle: the cleaner application consumes resources, kills other applications, the system wastes energy on restarting them, and the cleaner kills them again. This leads to increased battery consumption and heating of the device. In addition, such apps often require excessive permissions to access your data and display intrusive advertisements.

• 🚫 Do not use Task Killers on a regular basis.
• 🚫 Avoid applications that promise a 200% increase in RAM.
• 🚫 Don't trust apps that require administrator rights to perform a “deep clean.” Android’s built-in tools, such as

Built-in Android tools such as Files by Google or the cleaning tools in storage settings, work much more efficiently and securely. They delete cache and temporary files without disrupting system processes. If your phone is very slow, it is better to find and remove a specific problematic application than to rely on automatic “boosters.”

Is it safe to delete Google Play Services processes?

No, this is a critical system component. Removing or stopping it will cause most applications to not work, including maps, mail and the Play Market store. Google Play Services processes take up memory, but they are necessary for the correct operation of the Android ecosystem.

Why do all processes start again after a reboot?

This is normal behavior of the operating system. When loading, Android initializes all the necessary services and applications added to startup. Clearing memory before rebooting is pointless, since the system itself manages the distribution of resources at startup.

How to find out which application is heating up the phone too much?

Go to Settings → Battery → Battery Usage. It displays a list of applications that consume the most energy. Usually those that are at the top of the list and are not the screen or the system, and create unnecessary background processes that cause heating.

Is it possible to delete Android system updates?

Delete the update files themselves (which take up space in memory) can be done through the recovery menu (Recovery Mode) or clearing the cache. However, it is impossible to roll back the system version to an older one without flashing it. Processes associated with checking for updates can be limited in the background.

Does deleting processes affect the warranty?

Using standard settings to disable applications does not affect the warranty. However, obtaining root access and using ADB to delete system partitions may be regarded by the service center as interference in the software, which in some cases will void warranty obligations.