I have custom icons that work fine on IOS and Android. When I deploy on the Web, a crossed out box appears in each place in the App where my icon should appear.
gtkwave
eclipse-formatter
appbundler
sign-in-with-google
apache-spark
xamlwriter
maven-toolchains-plugin
gridworld
nullpointerexception
vue-formulate
ender
face-detection
j-security-check
directx-11
powerapps-makerportal
aasm
server-side-includes
formbuilder
datagridviewcomboboxcell
http-vue-loader
marketo
wget
koa-passport
numeral.js
struts2-rest-plugin
roblox
depottools
server-migration
cloud-security
configmap