I am trying to install an extension in Firefox 45 (same happens with Firefox 49), but Firefox does not allow me to do that, indicating that This add-on could
symfony5
sourceanalyser
user-permissions
xml-signature
ical.net
training-data
pdftron
data-oriented-design
receptive-field
mutual-information
adfs3.0
java-memory-leaks
ubuntu-22.04
eli5
android-debug
vaadin7
autocommit
solaris-10
nest-api
x11-forwarding
oci-java-sdk
watson-openscale
kubernetes-apiserver
activesupport
qset
nist
custom-application
kotlin-flow
multiview
in-memory-cache
