For Updates there is no available External Link. you can collect it from LLC/SBU
if you want update's course and reff. Material from LF
Then Use Health Check Future and check Content future from Management----> Curse Load---->> Select course ---->>klick on downlload.
For External Link Reff. Material
if reference material doesn’t get download from load content menu from LF login, then
do as mentioned in this blog (http://erablog.mkcl.org/how-to-download-reference-material-in-era-2018/)