https://docs.amd.com/r/en-US/ug897-vivado-sysgen-user/Xilinx-Tools-Save-as-blockAdd-default?contentId=wlT71XHC2N9DpUN6d4gFEQ
Xilinx Tools Save as blockAdd default - Xilinx Tools Save as blockAdd default - 2020.2 English...
This feature allows you to pre-configure a block, then add multiple copies of the pre-configured block using the BlockAdd feature.
save asxilinxtoolsdefaultenglish