Are you trying to open WhatsApp, but the application either closes immediately, freezes on the logo, or gives an error? This problem is familiar to millions of users, from budget ones to flagship ones. The reasons may lie either in failures of the messenger itself or in the settings of your smartphone. Android - from budget Xiaomi Redmi to flagship Samsung Galaxy. The reasons may lie either in failures of the messenger itself or in the settings of your smartphone.

In this article we will analyze all possible scenarios: from basic checks (Internet, memory) to deep technical solutions (resetting settings, working with ADB). Important: If WhatsApp stopped opening after updating Android to version 14+ or after installing the beta version of the messenger, first try rolling back to the stable build —this solves the problem in 60% of cases.

Do not rush to delete the application or reset your phone! Start with simple steps - often the culprit is a clogged cache or a conflict with other apps. And if you are a user ROOT-right, we have a separate section with solutions for your case.

1. Checking basic conditions: Internet, memory, time

Before digging deeper, make sure that the problem is not trivial things. WhatsApp requires:

  • 🌐 Stable Internet connection (Wi-Fi or mobile network). In this case, even 2Gis enough, but the connection must be active.
  • ⏰ Correct date and time. If they are disabled, the messenger blocks entry for security reasons.
  • 📱 Free space on the device - minimum 500 MB (for working with media files).
  • 🔋 Battery charge is above 15%. On some firmware (for example MIUI), applications are disabled when the battery is low.

How to check:

  1. Open another application that uses the Internet (for example, a browser). If the pages do not load, there is a problem on the network.
  2. Go to Settings → System → Date and time and enable automatic synchronization.
  3. V Settings → Memory see how much free space there is. If less 1 GB —delete unnecessary files.
📊 How often do you have problems with WhatsApp?
Once a week
Once a month
Rarely, but to the point
Never

Attention! If you use VPN or proxies, temporarily disable them. WhatsApp may block access through some servers, especially in countries with censorship (for example, UAE or China).

2. Clearing cache and data WhatsApp

A clogged cache is the most common reason why WhatsApp does not open on Android. Over time, temporary messenger files (especially media and chat databases) can become damaged, which leads to startup failures.

How to clear:

  1. Go to Settings → Applications → WhatsApp → Storage.
  2. Click "Clear cache"** (this is safe - chats and media will be saved).
  3. If this does not help, click "Clear data"** (⚠️ this will delete all chats and settings!).

After clearing the data, you will need to do it again verify the number via SMS. If you have a backup in Google Drive, the chats will be restored automatically.

Back up your chats to Google Drive|Remember or take a photo of important messages|Make sure the phone number is active (for SMS code)|Check if there is enough space in Google Drive for backup copy-->

⚠️ Attention: On some firmware (for example, ColorOS from Oppo/Realme), the “Clear data” option may be called “Delete data” or “Reset”. Be careful - this will lead to a complete reset of the application settings.

3. Reinstalling WhatsApp: the correct procedure

If cleaning did not help, the next step is complete reinstallation messenger. But there are nuances here:

  • 📥 Remove the application via Settings → Applications, and not just from the desktop. This ensures that all residual files are removed.
  • 🔍 Before installation, check that you are downloading official version from Google Play or website whatsapp.com. Third-party APKs may contain viruses.
  • 🔄 After installation do not restore chats right away. First, check if the application opens without a backup.

Reinstallation instructions:

1. Uninstall WhatsApp via Settings.

2. Reboot your phone.


3. Download the latest version from Google Play.


4. Install and launch the messenger.


5. Enter the number, wait for the SMS code.


6. At the chat recovery stage, select "Skip" (if the problem is in the backup).

If after reinstalling WhatsApp still does not open, the problem may be a conflict with other applications (for example, with battery managers or antiviruses).

💡

Before By deleting WhatsApp, export your chat history to a text file: open the chat → ⋮ → “Export chat” → select “Without media”. The file will be saved in the phone memory.

4. Problems with Google Play Services and updates

WhatsApp is tightly integrated with Google Play Services —if they are outdated or damaged, the messenger may not launch. This is especially true for phones without GMS (for example, Huawei after sanctions).

How to check and fix:

Problem Solution
Google Play Services outdated Update via Google Play → My applications or download APK from APKMirror.
Services disabled Go to Settings → Applications → Google Play Services → Enable.
Conflict with MicroG (for custom firmware) Update MicroG or disable "Fake GMS" in its settings.
Google error Play Services stopped" Clear the cache and service data, then restart the phone.

For owners Huawei (without GMS): WhatsApp may not work due to lack of Google Play Services. Solutions:

  • Install GMS via LZPlay (unofficial method, requires unlocking the bootloader).
  • Use WhatsApp Business - it sometimes works more stable on HMS.
  • Update Huawei Mobile Services to the latest version.
⚠️ Attention: Installing GMS on Huawei may lead to unstable operation of the phone or loss of warranty. Do this at your own peril and risk.

5. Conflicts with other applications and settings

Sometimes WhatsApp is blocked:

  • 🛡️ Antiviruses (for example, Avast, Kaspersky) - they can recognize the messenger as a threat.
  • 🔋 Battery optimizers (in MIUI, EMUI) - kills the application in the background.
  • 📱 Energy saving modes - limit background activity.
  • 🔒 Ad blocking applications (for example AdGuard) - can block WhatsApp servers.

How to check:

  1. Start the phone in safe mode (hold the power button → “Safe Mode”). If WhatsApp works, third-party software is to blame.
  2. Disable battery optimization for WhatsApp: 
    Settings → Applications → WhatsApp → Battery → Optimization → No restrictions
  3. Add WhatsApp to your antivirus exceptions.

On Xiaomi, Oppo and Vivo Additionally check:

  • 🚫 Autostart: Settings → Permissions → Autostart → enable for WhatsApp.
  • 📶 Mobile data permissions: Settings → SIM cards and mobile networks → Data transfer → WhatsApp.
How to disable battery optimization on different firmware

MIUI (Xiaomi/Redmi/POCO): Settings → Battery and performance → Battery management → Select WhatsApp → Without restrictions. EMUI (Huawei/Honor): Settings → Battery → Launching applications → WhatsApp → Manage manually (turn on all switches). One UI (Samsung): Settings → Device care → Battery → Settings → Sleeping applications → Remove WhatsApp from list.

6. Problems with account and verification

If WhatsApp does not open after:

  • 🔄 Changing the phone number;
  • 📱 Reflashing the phone;
  • 🔒 Account blocking;
  • 🌍 Change of country (for example, when moving),

the problem may be in account.

Solutions:

  1. Check your account status:

    Try logging in through another phone or web version (web.whatsapp.com). If it doesn’t work, the account is blocked.

  2. Unblocking:

    WhatsApp can temporarily block accounts for mass mailings or suspicious activity. Wait 24-48 hours and try again.

  3. Changing a number on WhatsApp:

    If you changed your number but did not update it in the messenger, you will not be able to log in. Use the “Change number” function in the settings (if the application has been opened at least once).

  4. Problems with SMS:

    If the verification code does not arrive, request a call instead of an SMS or check if your operator is blocking service messages (relevant for Tele2, Yota).

If you completely lost access to your account (for example, after resetting the phone without a backup), restore chats impossible. WhatsApp does not store history on its servers - only backups in Google Drive.

💡

WhatsApp is tied to a phone number, not a device. If you have lost your SIM card, but the number remains active (for example, transferred to a new card), you can restore access.

7. Technical solutions for advanced users

If standard methods did not help, try:

Checking APK integrity via ADB|Deleting the WhatsApp folder manually|Resetting network settings|Rolling back the firmware (if the problem appeared after updating Android)-->

1. Deleting the WhatsApp folder manually

Sometimes after deleting the application, files remain that conflict with the new installation. To delete them:

  1. Connect your phone to your PC or use a file manager (for example, Solid Explorer).
  2. Go to the folder /sdcard/WhatsApp/ (or /storage/emulated/0/WhatsApp/).
  3. Delete entire folder (or rename it to WhatsApp_old).
  4. Reinstall WhatsApp.

2. Check via ADB (for PC users)

If WhatsApp crashes immediately after launch, check the error logs:

adb logcat | grep -i whatsapp

Look for lines with crash, exception or ANR. Frequent errors:

  • java.lang.RuntimeException —memory problem or conflict with other software.
  • android.content.res.Resources$NotFoundException —damaged application resources (reinstallation will help).

3. Rolling back an Android update

If WhatsApp stopped working after updating the firmware (for example, to Android 14), try:

  • 🔙 Roll back to the previous version via fastboot (look for instructions for your phone model).
  • 📥 Install beta version of WhatsApp - sometimes it is better adapted to new versions of Android.
⚠️ Attention: Rolling back the firmware can lead to data loss on the phone. Make a backup copy first using TWRP or standard system tools.

4. Solution for ROOT users

If you have ROOTrights, try:

  • Delete files /data/data/com.whatsapp/ via Root Explorer.
  • Change permissions for the WhatsApp folder: 
    chmod -R 755 /data/data/com.whatsapp/
  • Disable SELinux (temporary solution, unsafe!): 
    setenforce 0

FAQ: Frequently asked questions about problems with WhatsApp

❓ WhatsApp does not open after updating Android. What to do?

First try:

  1. Clear WhatsApp cache and data (see section 2).
  2. Roll back the messenger update (in Google Play click "Delete" updates").
  3. If the problem persists, check whether your antivirus or firewall is blocking the new version of Android.

On Android 14+ WhatsApp may require additional permissions for notifications and background. Check your permission settings!

❓ Is it possible to restore chats if WhatsApp is not working? opens?

Yes, if you have a backup:

  • 📁 Local copy: The folder /sdcard/WhatsApp/Databases/ contains files msgstore.db.crypt14. Copy them to your PC before reinstalling.
  • ☁️ Google Drive: When setting up for the first time, WhatsApp will offer to restore chats from the cloud (if there is a copy).

If there are no copies, restore chats impossible. WhatsApp does not store history on its servers.

❓ WhatsApp does not open on the phone without Google (Huawei, some Xiaomi for China). What to do?

Solution options:

  1. Install Google Play Services via LZPlay or GSpace (for Huawei).
  2. Use WhatsApp Business —it sometimes works without GMS.
  3. Try the web version through the browser (web.whatsapp.com).
  4. Install MicroG (for custom firmware).

On some models Xiaomi for China (Redmi Note 11T Pro+ and etc.) it can help to change the region in the phone settings to India or Russia.

❓ After resetting the phone, WhatsApp asks for the old number, which I no longer have. How to log in?

K. unfortunately it is impossible to restore access to the old account without a number. WhatsApp is tied to the phone, and without an SMS code (or a call) you cannot log in to this number.

Solutions:

  • Try to temporarily return the old number (for example, issue a duplicate SIM cards from the operator).
  • If the number is lost forever, create a new WhatsApp account on another number.

Chats from the old account will not be transferredif you do not have a backup copy.

❓ WhatsApp opens, but closes immediately. What's the matter?

Causes and solutions:

Symptom Cause Solution
The application opens immediately closes Damaged cache or data Clear the cache and data (see section 2)
The logo appears and crashes Conflict with others applications Run in safe mode (see section 5)
Black screen after startup Problems with the graphics accelerator Disable hardware acceleration in the settings developer
Error "WhatsApp has stopped" Damaged firmware or incompatibility Update Android or roll back to a stable version