When clicking on an attachment, it is opened by Adobe Acrobat but throws the error "The file is corrupt and cannot be repaired."
This is happening because there are inconsistencies between Adobe Acrobat Reader and your browser.
1. First try using Google Chrome browser and try to open the attachment. If it works, no need to make any other changes.
2. If you are using Internet Explorer, follow these steps to open a PDF in your browser.
Go to Settings (gear icon on top right)
Select Internet Options
Select the Program tab
Under the Internet Programs section, select the Set Programs button
Click on Select your Default Program
Select Default Apps on the left menu
Scroll to the bottom and select Choose Apps by Default File Type
Scroll down to .pdf. Click on Adobe Reader and a list of apps should appear. Select Google Chrome.
3. If you have access to change settings on your computer, here are steps to set your system to open PDFs with Chrome Browser.
Go to the Start menu.
Select Settings
Select Apps
Select Default Apps on the left menu.
Scroll to the bottom and select Choose Apps by Default File Type
Scroll down to .pdf. Click on the Adobe Reader and a list of apps should appear. Select Google Chrome.