TP-Link High-Power Wireless USB Adapter TL-WN422G User Manual page 16

6. After that, the installation will proceed as shown in Figure2-10.
Note:
During the installation, you will see the warning box as shown in figure 2-11, please select
"Install this driver software anyway" to proceed.
7. Finally, click Close to finish the installation.
TL-WN422G High-Power Wireless USB Adapter User Guide
Figure 2-10 Installing
Figure 2-11 warning for security
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11