The given PDF document opens properly similar to Adobe
reader. We have verified this in our latest version 20.3.59. If you are using a
older version, Kindly upgrade your version and let us know if the issue is
resolved or not.
Kindly find the screenshot of the given document loaded into
the latest version of Angular PDF Viewer.
Angular sample - https://stackblitz.com/edit/angular-zncafd?file=app.component.ts,app.component.html.