Is your iPhone's home screen littered with pages of icons for apps ... this adjustment doesn't change all apps. Apple's first-party apps (Messages, Safari, and others) have an almost black ...
Before adding a shortcut to the home screen, copy the data: URL from Safari, find the base64 portion, and run it through any web service or app that can decode base64 text ... the image that explains ...
Tap on the Page Settings icon (a rectangle with two ... not built into the app. In that case, you can use Safari extensions on your iPhone. These extensions are similar to Google Chrome extensions ...