This knowledge article may contain information that does not apply to version 21.05 or later which runs in a container environment. Please refer to Article Number 000385088 for more information about troubleshooting BMC products in containers.

Note: Chrome does not allow to open FTP links. Please use an alternative internet browser to use the ftp links.
Alternatively use a command line or dedicated FTP client and login using the username anonymous and an email address as the password. 
The directories are hidden so just cd to them before listing their contents. 

The following are links by component for the recommended hot fixes.

AR Server, Email, Approval - ftp://ftp.bmc.com/pub/ARRecommendedFixes/Log4jFix/20.02.02/ARPlatform/
Developer Studio - ftp://ftp.bmc.com/pub/ARRecommendedFixes/Log4jFix/20.02.02/DevStudio/
Mid Tier - ftp://ftp.bmc.com/pub/ARRecommendedFixes/Log4jFix/20.02.02/Midtier/
CMDB - ftp://ftp.bmc.com/pub/ARRecommendedFixes/Log4jFix/20.02.02/CMDB/
ITSM -  ftp://ftp.bmc.com/pub/ARRecommendedFixes/Log4jFix/20.02.02/ITSM/
Smart IT - ftp://ftp.bmc.com/pub/ARRecommendedFixes/SmartIT/
Digital Workplace - ftp://ftp.bmc.com/pub/ARRecommendedFixes/DWP/
SRM - ftp://ftp.bmc.com/pub/ARRecommendedFixes/SRM/
Smart Reporting - ftp://ftp.bmc.com/pub/ARRecommendedFixes/SmartReporting/
RSSO - ftp://ftp.bmc.com/pub/ARRecommendedFixes/RSSO/ 
Live Chat - ftp://ftp.bmc.com/pub/ARRecommendedFixes/LiveChat/

Log4j Fixes - ftp://ftp.bmc.com/pub/ARRecommendedFixes/Log4jFix/
Security Vulnerability Fixes - ftp://ftp.bmc.com/pub/ARRecommendedFixes/SecurityVulnerabiltyFixes/

If FTP link is not accessible then FTP client can be used to download required files. See KA 000369885 for steps