Inspect Element is huge and customer service/tech support or researching knowledgebase produces no results.
Technical support/customer service and hordes of other baseline staff, supervisors and managers at the actual company have been contacted about this numerous times, however they only have 3 abilities 1 Research the Web/keyword a knowledgebase 2 Recite prerecorded A) answers to frequently asked questions B) explanations of company policy 3 Redirect to other departments admin levels agencies or companies all of which have the same 3 abilities so what some volunteers can do that are not engineers and not employees I don't know.
Maybe this is one reason why everybody is migrating to Chrome - that and the increasing number of websites that don't function in Firefox anymore regardless of the build.
This creates numerous stalemates all looping one back over the other over the other over the other like electrons in an atom and no resolution is forthcoming. Maybe this is why everybody is migrating to Chrome. That and so many websites don't work on Firefox anymore.
Right clicking to bring up the Developer Panel to e g erase i.e. paywalls and other similar annoyances and impediments to browsing (especially when they slow down and or crash the computer) however now the developer panel type and size is so huge you can't use it for the same purpose.
As stated above, the three normally recommended solutions have produced no results.
Windows 7 here due to our business depending on a large number of programs that i) have not been rewritten for Windows 10 ii) the Windows 7 versions don't run on Windows 10 including in a Windows 7 shell so the common redirect to upgrading the OS is not an option at this time.
You can zoom the developer toolbox in/out like a regular browser window (Ctrl +/-) if it has focus. You can also make it a standalone window for more control.