Open Powershell as an admin and run this:
powershell.exe -executionpolicy bypass -file "\\Lcsowebint\c$\Tools\AdminScripts\batch-scripts\INTCA\CertMgmt\pureStorageCertGen.ps1"
Log in here
Open each of the 4 instances and log in using the Purestorage credentials in Keeper
Go to Settings on the left hand side
Click the 3 dots in the top right of the SSL Certificate section
Select Import Certificate
The files you need were saved at "C:\Tools\pureStorage"
The Certificate field gets the corresponding .cer file and the Private Key field gets the corresponding .key file.
Click Import
The SDO instances updated immediately in the past while the ECOC instances took a bit.