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# REALTEK RTL88x2B USB Linux Driver
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**Current Driver Version**: 5.8.7.2
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**Support Kernel**: 2.6.24 ~ 5.9 (with unofficial patches)
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Official release note please check ReleaseNotes.pdf
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**Note:** if you believe your device is **RTL8812BU** or **RTL8822BU** but after loaded the module no NIC shows up, the device ID maybe not in the driver whitelist. In this case please submit a new issue with `lsusb` result, and your device name, brand, website, etc.
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## Supported Devices
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* ASUS AC1300 USB-AC55 B1
* ASUS U2
* Dlink - DWA-181
* Dlink - DWA-182
* Edimax EW-7822ULC
* Edimax EW-7822UTC
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* NetGear A6150
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* TP-Link Archer T3U
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* TP-Link Archer T3U Plus
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* TP-Link Archer T4U V3
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* TRENDnet TEW-808UBM
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And more.
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# How to use this kernel module
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* Make sure you have installed the kernel headers
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* All commands need to be run in the driver directory
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* You need rebuild the kernel module everytime you update/change the kernel if you are not using DKMS
## Manual installation
### Clean
* Make sure you cleaned old build files before builds new one
```
make clean
```
### Building module for current running kernel
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```
make
```
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### Building module for other kernels
```
make KSRC=/lib/modules/YOUR_KERNEL_VERSION/build
```
### Installing
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```
sudo make install
```
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### Uninstalling
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```
sudo make uninstall
```
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## Manual DKMS installation
```
git clone "https://github.com/RinCat/RTL88x2BU-Linux-Driver.git" /usr/src/rtl88x2bu-git
sed -i 's/PACKAGE_VERSION="@PKGVER@"/PACKAGE_VERSION="git"/g' /usr/src/rtl88x2bu-git/dkms.conf
dkms add -m rtl88x2bu -v git
dkms autoinstall
```
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# USB 3.0 Support
You can try use `modprobe 88x2bu rtw_switch_usb_mode=1` to force the adapter run under USB 3.0. But if your adapter/port/motherboard not support it, the driver will be in restart loop. Remove the parameter and reload the driver to restore.
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# Debug
Set debug log use `echo 5 > /proc/net/rtl88x2bu/log_level` or `modprobe 88x2bu rtw_drv_log_level=5`
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# Distribution
* Archlinux AUR https://aur.archlinux.org/packages/rtl88x2bu-dkms-git/
