Once logged in using your TIBCO Account, you can access hotfixes under the Download menu > Hotfixes.
In the Hotfixes page, this particular hotfix can be found under AvailableDownloads/Spotfire/Clients(Analyst_WebPlayer_Automationservices)/6.5.0/hotfix-029
NOTES
Note that all Spotfire hotfixes are cumulative, so this hotfix also contains the fixes from all previous TIBCO Spotfire 6.5.x hotfixes.
CONTENT Listed below is a summary of the issue(s) that have been addressed in this release:
TS-47928 - Specific Information Link issue, when a temporary network communication problem occurs before any data has been returned, may abort execution.
Issue/Introduction
TIBCO Spotfire 6.5.x hotfix TS_6.5.3.36 HF-029 is now available