In a few cases, you may have troubles in previewing prototype on mobile device after scanning the QR code offline. Please follow the tutorial below to find a solution accordingly.

1. Please add Mockplus into firewall trust list.

If you turned on Windows Firewall on your computer, please add Mockplus into the allowed programs list and make sure “Home/Work(Private)” and “ Public” options are checked; (Shown as picture 1)

If you installed third-party antivirus software on your computer, please add Mockplus into the trust list.

Tip: The easiest solution for this issue is to turn off firewall on your computer temporarily.

2. Please make sure your mobile device and computer are connected to the same LAN and on the same network segment.

An example of correct configuration:

Mobile Device: 192.168.1.*** Computer: 192.168.1.***

An example of incorrect configuration:

Mobile Device: 192.168.1.*** Computer: 192.168.2.***

Somehow, if unfortunately the problem continues, please turn on Hotspot on your computer and then connect your mobile device to it.

Picture 1:

Taking Mockplus as an example, you will learn how to adjust Windows 7 Firewall settings as follows.

Adjust Windows 7 Firewall Settings

Problems in Previewing Prototype on Mobile Device While Scanning the QR Code Offline in Mockplus