There is this weird message on chrome, saying
and at chrome://management, it says
turns out, this is due to some deprecated extensions.
To sort out the issue, on Windows, go to
regedit, then search for any suspicious chrome registry:
for my computer, there is this deprecated
EnablePluginPolicy, and with registry of
After clearing these registry, and restarted chrome. The weird warnings are all cleared.
chrome://policy/ is clean