$sudo apt-get install libncurses5
(if the lib was not installed , Install Program will Brocked in a way)

$sudo mkdir /tools
$sudo chmod 777 /tools

Goto "Xilinx_Unified_****" Directory
Enter "./xsetup"

on the "Select Product to Install" Page
select "Vitis" radio button (this will all install Vitis and Vivado ...)
press "Next"

on the "Vitis Unified Software Platform" Page
press "Next"

on Accept "License Agreements" Page
Select All "A agree"
press "Next"

on "Install Option" Page
Hold the installation Directory "tools/Xilinx"
Press "Next"

on "Install Summary" Page
Press "Install"

Wait for install complete

License
Open menu "Help"->"License Manager"
Chick the "Load License" item On "Get License" tree of License Manager Dialog
Press "Copy License" button
Select File "vivadoLicence.lic"

Press "Yes" on the "Vivado License Manager" dialog box
OK

Install Jtag cable_drivers
$cd /tools/Xilinx/Vivado/2021.2/data/xicom/cable_drivers/lin64/install_script/install_drivers
$sudo source ./install_drivers