Internet Explorer does not implement some of the ECMAScipt 6 types used in PnP.js. Because of this you need to use a couple ployfill libraries that implement the missing types. There are a few options on which polyfill libraries you can use, I use fetch and es6-promise.
Adding the following script elements to your page should get things working in Internet ...
Office supports URI schemes, which means that the following link will open directly in word:
The problem with the above is that SharePoint doesn't work with these URLs. They are not accepted in hyperlink fields, nor are they accepted as links in a multi-line text field with the full ...
We can use the code below to set SharePoint background image of the pages. You need modify the holBG in code to your image url.
var dtTodayHol=new Date();
try add this site to Trusted (or Intranet) Zone in Internet Explorer, it should resolve this:
In Internet Explorer, click Tools, click Internet Options, and then
click the Security tab.
In the Select a Web content zone to specify its current security
settings box, click Trusted Sites, and then click Sites.
If you want to add sites that do not require an ...
As per my comments, you can find out more information about what is happening by:
Opening the Emulation tab in the developer console to determine the version of IE
Opening the DOM Explorer tab and using the "a:" button to simulate the hover effect and pinpoint potentially overwritten or invalid styles
Additionally, and according to Can I use, Internet ...