For enabling some of the OneDrive, Microsoft Teams, Office 365, Skype for Business Web App features you need to turn on JavaScript. Try the solutions listed below for different browsers.

Google says it has begun requiring users to turn on JavaScript in order to use Google Search, possibly in an effort to block certain SEO tools.

To enable JavaScript, go into the Settings app on your iPhone, click "Safari," then "Advanced," and swipe the JavaScript button to the right so it appears green. Here's a full breakdown with pictures.