How to "fumble" in Android: from basic skills to advanced tricks

Have you just switched from iPhone to Android or just want to understand the capabilities of your system more deeply? Or maybe you're annoyed that your friends constantly say, “You're not using your phone,” when you can't find this or that function? This article is not about basic instructions like “how to turn on Bluetooth” - here we will go over hidden capabilities of Androidthat will take your skills to the pro level. From fine-tuning the interface to automating routine tasks and protecting against surveillance.

Android is not just an operating system, but a whole open-source constructor. But most users use only 20% of its functions. We have collected practical guide for those who want to stop googling “how to do this or that” and start truly control with their smartphone. Without further ado, only proven life hacks with explanations of why they work the way they do.

Important: all instructions are relevant for modern versions of Android (from Android 12 to Android 15), but some functions may not be available on custom firmware or in manufacturers’ shells (MIUI, One UI, ColorOS etc.). If your phone is older than 2019, some of the features may not work - these are limitations of the hardware, not the system.

1. Customizing Android for yourself: from gestures to hidden menus

The first thing that distinguishes an “advanced” user is individual interfaceadapted to specific tasks. Android allows you to change almost everything: from the way you switch between applications to the appearance of icons. Let's start with the basic, but often ignored settings.

The simplest is control gestures. Many people still use the classic three buttons (Back, Home, Recent), although modern gestures save screen space and speed up work. To enable them:

1. Go to Settings → System → Gestures → System navigation.
2. Select Swing gestures (on some phones - Full screen gestures).
3. Practice: swipe up - home, swipe up and hold - (recent applications), swipe from the edge - back.

But this is just the tip of the iceberg. Here's what else you can configure:

• 🔄 Change the order of navigation buttons: in the same settings, gestures can be swapped Back and Recent (convenient for left-handers).
• 🎨 Scheduled dark theme: in Settings → Display → Dark theme you can set automatic switching on with sunset or by time.
• 🔍 Hidden developer settings: activated via Settings → About phone → Build number (tap 7 times). There you can speed up the animation, enable USB debugging and even emulate a secondary display.

⚠️ Attention: There is an option in the developer menu Do not turn off the screen while chargingUseful for presentations, but Continuous use shortens the life of the OLED screen pixel burnout.

2. Performance optimization: how to make the phone fly

Android slows down over time - this is fact. But in 90% of cases, it is not the phone itself that is to blame, but wrong settings or clogged memory. Here's how to return the previous speed without resetting to factory settings.

Check first background processesMany applications continue to run even after closing, consuming RAM and charge. batteries. To limit them:

1. Open Settings → Applications → All applications.
2. Select an application (for example, Facebook or TikTok).
3. Tap Battery → Battery optimization → Limit background activity.

Next - cache and garbageIn contrast to iOSAndroid allows you to manually clear the cache for individual apps. Do this once every 1-2 months:

• 🗑️ Settings → Storage → Free up space —the system itself will offer to delete unnecessary files.
• 🔄 Settings → Applications → [select application] → Storage → Clear cache.
• 🚫 Do not clear the cache for Google Play Services i Google Play Market —this may break updates.

If the phone is still slow, try disable animationThis will visually speed up the system:

Settings → System → Developer options → Window animation scale → Turn off
Transition animation scale → Turn off
Animator duration scale → Turn off

⚠️ Attention: Disabling animation on weak phones (for example, Redmi 9A or Samsung Galaxy A10) can lead to interface freezing when multitasking. Test changes gradually.

3. Security: how to prevent yourself from being tracked and protect your data

Android is often criticized for its “leaky” security, but in fact the system provides much more protection toolsthan iOS —you just need to know how to use them. Let's start with the basics: application permissions.

Many applications request access to geolocation, microphone or contacts real need. For example, why does the flashlight need access to your SMS? To check and revoke permissions:

1. Go to Settings → Privacy → Permission Manager.
2. Select a permission type (for example, Camera).
3. Disable access for suspicious applications.

Next level - data encryption. On modern phones it is enabled by default, but you can add additional protection:

• 🔐 App lock: use built-in functions (for example, App Lock v MIUI) or third-party applications like Norton App Lock.
• 📱 Anti-theft: enable Settings → Google → Google account management → Security → Find the device. This will allow you to remotely lock your phone or erase data.
• 🕵️ Check for spyware: download Malwarebytes or Kaspersky Mobile and scan the system.

For paranoids (or those who often connect to public Wi-Fi) there is another life hack - VPN at the system level. Unlike VPN applications, it encrypts all trafficincluding background processes:

Settings → Network and Internet → VPN → Add VPN (select WireGuard or OpenVPN protocol)

How to bypass region blocking in Google Play

If the app is not available in your region, you can create a new Google account with a VPN connected to a country where the app is allowed. But keep in mind: this violates Google's rules and your account may be blocked.

4. Automation of routine tasks: IFTTT, Tasker and built-in tools

One ​​of the key advantages of Android is automation. You can set your phone to turn on silent mode at night, send SMS when the battery is low, or play music when you plug in headphones. Let's look at the tools from simple to complex.

Built-in rules in Android (available with Android 10):

1. Open Settings → System → Rules (or Digital well-being → Modes).
2. Create a rule, for example: “If headphones are connected → launch Spotify.”
3. Set up conditions and actions.

For more complex scenarios you will need Tasker (paid, but worth it). Examples of automation:

• 📵 Answering machine via SMS: if they call you when the phone is in silent mode, send the message “I will call you back later.”
• 🔋 Battery saving: when the charge level is below 15%, turn off mobile data and reduce the brightness.
• 🚗 Mode driving: when connected to a Bluetooth radio, automatically start Google Maps and turn on the speakerphone.

If Tasker seems too complicated, try IFTTT (free). This service connects applications with each other according to the principle “If THIS, then THAT”. For example:

• 📷 Save all photos from Instagram to Google Drive.
• 📅 Add events from Gmail to Google Calendar automatically.
• 🌡️ Receive a notification if tomorrow rain is expected (data from Yandex Weather).

⚠️ Attention: Automation via Tasker or IFTTT may discharge the battery fasterif the rules are not configured optimally. Track energy consumption Settings → Battery → Battery usage.

5. Working with files: hidden folders, clouds and FTP server on the phone

Android is a full-fledged file system, not a “sandbox”, as in iOSYou can connect to the phone like a flash drive, set up network folders and even launch FTP server for remote access. Let's take a look at how to manage files like a pro.

Hidden folders and system files. By default, the file manager does not show files whose names begin with a dot (for example, .nomedia). data-i="216">Hidden folders and system files

1. Use Total Commander or FX File Explorer.
2. Enable the display of hidden files in the application settings.
3. Be careful: deleting system files may break your phone!

Cloud storage with automatic synchronization. If you take a lot of photos, set up automatic uploading to Google Photos or Yandex Drive:

• ☁️ In Google Photos: Settings → Backup and synchronization → Enable.
• 📁 In Yandex Disk: Settings → Startup → Select folders.
• 🔄 To save space, turn on the "Delete after download" option (in Google Photos this Free up place).

FTP server on your phone. If you need to quickly transfer files to a computer without a cable, you can start an FTP server directly on your phone. To do this:

1. Install Solid Explorer or FX File Explorer.
2. In the application menu find FTP server data-i="246">(enter the address of the view FTP server or Remote access.
3. Start the server and connect to it from your computer via FileZilla or Windows Explorer (enter address like ftp://192.168.x.x:port).

File transfer method	Speed	Security	When use
USB cable (MTP)	⚡ Very high	🔒 High	For large files (videos, backups)
FTP via Wi-Fi	🐢 Medium (depending on the router)	🔓 Low (data is not encrypted)	Fast transfer without cable
Cloud (Google Drive, Yandex Disk)	🐌 Low (speed limit)	🔒 High (encryption)	For backups and access from different devices
Bluetooth	🐢 Very low	🔒 Average	Transfer of small files (photos, documents)

6. Advanced features: ADB, custom firmware and root

If you are ready to go beyond the standard settings, it's time to get acquainted with ADB (Android Debug Bridge) and unlocking the bootloader. These are tools for advanced usersthat allow:

• 🛠️ Install custom firmware (LineageOS, Pixel Experience).
• 🔓 Get root access for deep system customization.
• 📱 Remove built-in applications (bloatware) that cannot be uninstalled normally.

How to enable USB debugging and connect via ADB:

1. Activate Settings → About phone → Build number (tap 7 times).
2. Go back to Settings → System → Developer Options → USB Debugging and turn it on.
3. Connect your phone to the computer and confirm trust in the device.
4. On your computer, open the command line and enter:

   adb devices

   If the phone appears in the list, connection is established.

What can be done via ADB:

• 🚀 Speed up the system:

  adb shell settings put global window_animation_scale 0
  adb shell settings put global transition_animation_scale 0
  adb shell settings put global animator_duration_scale 0

• 🗑️ Delete unnecessary applications (for example, Facebookif it is pre-installed):

  adb shell pm uninstall -k --user 0 com.facebook.katana

• 🔄 Reset the settings of a specific application:

  adb shell pm clear com.example.app

⚠️ Attention: Incorrect use of ADB or obtaining root access can lead to loss of warranty, “brick” of the phone or security problems (for example, a bank in a bank applications). Before experiments, make a full backup!

7. Backup: how not to lose data when reset or stolen

Many users learn about the importance of backups only after lose all photos or contacts. Android offers several backup methods - from automatic to manual. Let's take a look at what and how to save.

Built-in Google backup (the easiest way):

1. Go to Settings → Google → Backup.
2. Enable Backup to Google Drive.
3. Select what data to save: contacts, SMS, application settings, call history.

Minus: photos, music and some application data are not copied (for example, saves in games).

Manual backup via TWRP (for advanced):

• 🔧 Install custom recovery TWRP (requires an unlocked bootloader).
• 📱 Go into recovery mode (usually Turn off the phone → Press Power + Volume Up).
• 💾 Select Backup and mark partitions System, Data, Boot.
• 🔄 Save the backup to SD card or computer.

Synchronizing passwords and bookmarks:

• 🔑 For passwords, use Google Password Manager or Bitwarden (with encryption).
• 🌐 Browser bookmarks synchronized via Google account (in Chrome) or Firefox Account.

Data type	How to save	Where it is stored	Recovery
Contact	Synchronization with Google	Google Account	Automatically upon login
Photo/video	Google Photo or Yandex Disk	Cloud	Via application or web version
SMS and call history	Google backup	Google Drive	When you first start the phone
Applications and their data	TWRP or Titanium Backup (root)	Local/SD card	Through recovery

8. Problems solved: the phone is buggy, won’t turn on, slows down

Even the most advanced user faces problems. Let's look at the most common faults and ways to solve them without contacting a service center.

The phone does not turn on or is stuck on the logo:

• 🔋 Check the charging: connect to another cable and power supply on 30 minutes.
• 🔄 Hard reset: press Power + Volume Down for 10-15 seconds (the combination may vary).
• 🛠️ If that doesn’t help, flash the phone through Fastboot or Odin (for Samsung).

The phone is very slow:

• 📱 Check Settings → Battery → Battery usage. If some application consumes >20%, remove or limit it.
• 🧹 Clear the cache (see section 2).
• 🔄 Reset the settings to factory settings (Settings → System → Reset), but make a backup first!

The sensor or part of the screen does not work:

• 🧤 Check for physical damage or dirt under the glass.
• 🔄 Reboot the phone - sometimes the sensor glitches due to software.
• 🛠️ If the problem remains, it is a hardware malfunction (the touchscreen needs to be replaced).

Applications constantly crash:

• 🔄 Update the application and system.
• 🧹 Clean cache and application data (Settings → Applications → [select] → Storage).
• 📱 If that doesn’t help, delete and install again.

⚠️ Attention: If the phone stops turning on after updating the system, do not try to flash it through unverified firmware. Contact the service center - this may be a problem with memory partitions, and independent actions will aggravate the situation.

What to do if you forgot the pattern key

If you entered the pattern key incorrectly several times, the system will prompt you unlock the phone via Google account. If this does not work, you will have to reset via recovery (data loss!).

FAQ: Answers to frequently asked questions

How to transfer all data from an old Android to a new one?

Use the built-in function Settings → Google → Backup for contacts, applications and settings. For photos and videos - Google Photo or cable USB OTG. If both phones support Nearby Share, you can transfer files over the air.

Is it possible to install Android on an iPhone?

No, this is impossible due to the closed architecture iOS and hardware limitations. The maximum that can be done is to install an Android emulator on your computer (for example, BlueStacks).

How to remove a virus from Android?

Install Malwarebytes or Kaspersky Mobile and scan the system. If a virus is blocking the installation of the antivirus, boot the phone into Safe Mode (press Powerthen hold Turn off power to the option appears Safe Mode).

What is root and is it worth getting it?

Root - these are superuser rights that allow you to change system files Pros: deleting built-in applications, deep customization, backup. via Titanium Backup. Cons: loss of warranty, risk of "brick", problems with banking applications (for example, Sberbank Online stops working).

How to increase battery life?

Disable background activity of unnecessary applications, reduce the screen brightness, use a dark theme on AMOLEDdisplays. Turning off Always On Display and switching to Energy saving mode when the charge level is below 20% will also help.