To perform symbol-footprint mapping in Altium format, follow these steps:
Open Altium
Go to File → New → Library → Integrated Library and create a new library.
Rename the generated .LibPkg file to match the actual part name.
Right-click the .LibPkg file → Add Existing to Project → select the downloaded library files.
Open the Symbol (SchLib) editor.
Click Panels (bottom-right) → select Properties.
In the General tab, scroll down to Parameters → click Add → select Footprint from the dropdown.
In the pop-up window, copy and paste the downloaded footprint file name into the Name field, then click OK.
Save the symbol library.
Right-click the .LibPkg file → Compile Integrated Library → click OK.
