Mozilla Connect

Does it still happen if you close with FF menu > Exit vs. clicking the close button?

Open a new tab and via the address bar, go to about:memory- click Verbose, then click Measure and save- attach the memory report to a new bug - https://bugzilla.mozilla.org/enter_bug.cgi?format=guided- also paste your about:support info to your bug

That would be this bug.

Need more specifics. After you try to order something, does it appear at https://www.amazon.com/gp/css/order-history?ref_=nav_AccountFlyout_orders?

Multiple processes is normal.Open a new tab and via the address bar, go to about:memory- click Verbose, then click Measure and save- attach the memory report to a new [bug](https://bugzilla.mozilla.org/enter_bug.cgi?format=guided).- also paste your a...