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| wifi drivers realtek 8852 for Ubuntu |
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Install this tools with the following command

sudo apt-get update
sudo apt-get install make gcc linux-headers-$(uname -r) build-essential git
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Installation

git clone git://github.com/lwfinger/rtw89.git
cd rtw89
make
sudo make install
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sudo modprobe rtw89pci
if Not work --> operation not permitted This is because of SecureBoot enabled in your OS
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mokutil --sb-state
sudo mokutil --disable-validation

Now enter a temporary password between 8 to 16 digits. We will use this password later. 
Enter the same password again to confirm. 
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Once it’s done reboot the system and press any key when you see the blue screen 
(MOK management). 
Select Change Secure Boot state. Enter the password letter by letter you had selected before and press Enter. 
Select Yes to disable Secure Boot in shim-signed. Press Enter key to finish the 
whole procedure. 
After reboot, run "sudo modprobe rtw89pci" again