You open WhatsApp to check a group message, and the app closes immediately. You try again, but the same thing happens. Other conversations may work normally, while one particular group keeps crashing the app.
It is frustrating, especially when that group is used for work, family updates, or important announcements.
The good news is that you may not need to delete the group or reinstall WhatsApp straight away. A notification-setting issue, an app bug, or a problem linked to a particular conversation may be involved.
Start with the simpler fixes below. Most importantly, protect your backup before making changes that could remove your chat history.
Fix 1: Change the Group’s Notification Tone
Changing a notification sound may seem unrelated to opening a conversation. However, some users have reported that resetting a chat’s custom tone stopped WhatsApp from crashing, particularly on Android phones after moving between devices. This is a reported workaround, not a confirmed explanation for every crash.
If the affected group uses a custom notification tone, try changing it to a standard sound available on your current phone.
On Android
Open WhatsApp and find the affected group in the Chats tab.
If opening the conversation crashes the app, try tapping the group’s profile picture instead. On versions that show a preview with an information icon, tap that icon to open group info without entering the message thread.
Look for Notifications or Custom Notifications. The exact wording can vary with your WhatsApp version. Select the notification tone and choose Default or another built-in sound.
Return to the Chats tab and try opening the group again.
If the first sound does not help, try a different built-in tone. Avoid selecting an old downloaded sound that may no longer be available on the phone.
On iPhone
If you can access the group, tap its name at the top, open Notifications, and select Alert tone. Choose a standard alert sound and tap Save.
If the group crashes too quickly to reach these options, skip this step rather than repeatedly trying to open it. You can also look in WhatsApp Settings > Notifications for the Reset notification settings option, but remember that this changes notification preferences beyond the affected group.
Changing the tone is worth trying because it does not require deleting the conversation. However, it is not a guaranteed fix, and the strongest user reports for this workaround concern Android devices.
Fix 2: Update WhatsApp and Restart Your Phone
Before changing major settings, check whether WhatsApp has an update.
On an iPhone, open the App Store, search for WhatsApp, and tap Update if it is available. On Android, open the Google Play Store, find WhatsApp Messenger, and install any available update.
After updating, close WhatsApp completely and restart your phone. Then check whether the group opens normally.
WhatsApp recommends keeping the app updated because new releases may include fixes for bugs and other issues. An update is a sensible first step, but it should not be treated as a promise that this particular crash will disappear.
Fix 3: Check for a Phone Software Update
If WhatsApp is already up to date, check your phone’s operating system.
On an iPhone, open Settings > General > Software Update. If an update is available, follow the on-screen instructions to download and install it.
On Android, the path depends on the brand. Look for Settings > System > Software update, or Settings > Software update. Some phones place this option under About phone.
Make sure the phone has enough battery and storage before starting. Once the update is complete, restart the device if prompted and test WhatsApp again.
You do not need to reset your phone for this step. A normal software update is different from a factory reset.
Fix 4: Use WhatsApp Web or Desktop as a Temporary Workaround
If the group still crashes on your phone, try accessing it through WhatsApp Web or the official Windows or Mac app.
This can help you stay in touch while you troubleshoot. It does not necessarily repair the mobile app.
If you already have a linked computer, open WhatsApp there and check the affected group. Some users have reported being able to access a conversation on a computer even when it crashes on their phone.
To link a new device, open WhatsApp Web on your computer or launch the official desktop app. A QR code should appear.
On your iPhone, open WhatsApp Settings > Linked Devices > Link a Device. On Android, open WhatsApp, tap the three-dot menu, and select Linked devices > Link a device.
Follow the authentication prompt, then scan the QR code shown on your computer.
Only scan a code on a device you own or trust. If you use a shared computer, log out when you finish.
Also, do not treat a working desktop session as a replacement for a phone backup. WhatsApp Web, Windows, and Mac do not provide the same chat backup and restoration function as your phone.
Fix 5: Reinstall WhatsApp Only After Checking Your Backup
Reinstalling should come after the simpler options.
Do not think of it as a harmless “log out and log back in” step. Removing the app can remove local chat data, and signing in again does not guarantee that every conversation will return.
First, open WhatsApp Settings > Chats > Chat backup. Check the date of the latest successful backup and confirm that it contains the conversations you need. If your messages are still present and you want to preserve recent ones, complete a fresh backup before uninstalling. If chats are already missing and an older backup may contain them, do not overwrite that backup.
Reinstalling on iPhone
Confirm that you have a usable iCloud backup and access to the Apple account and phone number associated with it.
Then delete WhatsApp, reinstall it from the App Store, and verify your number. When prompted, choose Restore Chat History.
Messages received after the latest backup will not be included in that restoration. If you use an end-to-end encrypted backup, make sure you have the required recovery credentials before removing the app.
Reinstalling on Android
Confirm that your WhatsApp backup is available in the correct Google account. Then uninstall WhatsApp and reinstall it from the Google Play Store.
Verify the same phone number and select Restore when WhatsApp finds the backup. Use the same Google Account that was used to create it.
Do not assume that a local backup will automatically survive uninstalling or remain accessible. Confirm your recovery method first. Messages newer than the backup may not return.
If you cannot confirm a usable backup, stop before uninstalling.
What If the Group Still Crashes?
If the issue continues, contact WhatsApp through Settings > Help and look for the support option.
Include your phone model, operating-system version, WhatsApp version, and whether the crash affects one group or several conversations. Explain whether it began after a phone transfer, app update, notification change, or a particular message.
Avoid deleting years of group history just to test a theory. A workaround that helped another user may not address the cause on your device.
Final Thoughts
When WhatsApp crashes on one group chat, start small.
Try resetting the group’s notification tone if you can reach its settings. Update WhatsApp, restart your phone, and check for a system update. Use a linked computer if you need temporary access.
Leave reinstalling until you have checked your backup.
Getting the group working again matters. Keeping the messages inside it matters just as much.