TP-Link TL-WN781ND - Click Yes to Start Uninstalling the Utility Software from Your PC; It May Take a few Minutes to Undergo the Whole Un-Installation Process; Figure

TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide
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Figure 6-9
2. Click Yes to start uninstalling the utility software from your PC.
Figure 6-10
3. It may take a few minutes to undergo the whole un-installation process.
Figure 6-11
4. Click Finish when the figure below appears.