Symptoms
When exporting the Office 365 reconciliation report in CSV format at PCP -> Applications -> Office 365 -> Instances -> Microsoft Office 365 -> Reconciliation Report -> set dates for the last whole year -> export, the resulting file contains unreadable signs instead of Russian characters, an example: "Баан Евразия"
Cause
The issue is recognized as APSA-17954: O365 reconciliation report - Russian characters incorrect encoding in Excel
Resolution
Contact TAM or PTA to request a fix for the described behavior.