What should I do if the installation is blocked by antivirus software?

If the installation is flagged by antivirus software (e.g., Windows Defender, McAfee), it is likely a false positive due to the window snapping feature. Please click 'Trust' or 'Allow' to proceed. The official software is virus-free and safe to use.

Which Windows versions does YiWaiWai support?

YiWaiWai V3.0 is perfectly compatible with Windows 7, Windows 10, and the latest Windows 11 operating systems (64-bit).

Download YiWaiWai for PC

A customer support chat assistant built for Windows PCs (Win 7/10/11).

Do not use YiWaiWai for fraud, abuse, or any illegal activity. Violations may result in account suspension.

YiWaiWai PC Pro

v3.0.0 Latest version Updated on 2025-11-19

Win 7

Win 10

Win 11

Official installer • Clean setup • 64 MB • Free to use

Need offline use? Download the offline installer →

Having trouble installing YiWaiWai on PC?

If your antivirus or security software blocks the installer, choose “Trust” or “Allow”. If the problem continues, please Customer Support。