Zalo PC Version Common Issues and Troubleshooting

Zalo PC Version Troubleshooting

Startup Issues

• Unable to start: Reinstall or download the latest version from Zalo official website
• Slow startup: Close other resource-intensive programs
• White screen: Update graphics card driver

Message Issues

• Messages not syncing: Log in again or restart Zalo
• Images not displaying: Clear cache and try again
• File sending failed: Check file size and network

Call Issues

• No sound: Check audio device settings
• Video black screen: Check camera permissions