sudo apt update sudo apt install realtek-rtl88xxau-dkms
If after all these steps the still results in failure, your adapter may be defective. However, before returning it, try this final trick:
Corrupted driver or USB port power issue. Periphio 300m Wireless Usb Adapter Driver Download
Do not use "driver updater" software. Use the sources below.
This exports all third-party drivers, including your Periphio adapter. sudo apt update sudo apt install realtek-rtl88xxau-dkms If
If you already downloaded a suspicious file, run Windows Defender or Malwarebytes immediately.
Here is solid, user-focused content for a support or download page regarding the . Use the sources below
If your system does not automatically recognize the adapter, follow this guide for manual installation: 1. Initial Connection
Since Periphio rarely manufactures its own chips, the driver is generic. The most reliable comes from the chipset maker: Realtek .