The "or" operator should not be used
Impact area
Performance
Severity
Medium
Affected element
Report
Rule ID
SF-0137
Impact
Selective filters generally work faster than more general ones, all else being equal. Try to make your filters as selective as you can.
Remediation
Choose and
rather than or
for filter logic.
Time to fix
30 min
References
See the Salesforce documentation resource: Improve Report Performance > Best Practices