The tot_hd_fix.exe file you have requested: Tools and Utilities / Times of Troubles High Definition Fix - 349.07kb is not available. Perhaps try browsing all files for the game Half-Life and upload any files you want to share or are missing. This is the only information we could locate:
An optional update for users of the High Definition Update that comes with Blue Shift. An optional high definition update for "Times of Troubles".