It only takes a split second for your profile to update, although you need to refresh it every time to be able to see the updated version.
It should only take about 3-5 (or less) minutes to update.
they update every thirty days
Any contributions you make - whether that's asking or answering question, editing an existing answer or your profile, or posting comments to peoples message boards - should appear in your history within seconds.
It can take an Hour to 3 Hours.
it take long time i think so
yjrukuy
with in 24 hours
about 9 weeks to a year for this update (21st February 2011)
Typically, League of Legends does not take very long to download and update. The actual time will depend on your Internet speed.
About as long as a computer, maybe an hour.
1 minute
quite long.