Use the 'Check for Updates' in your SR2010 Program Group to locate & download the update.
As well, you can obtain the Update directly from:
http://www.battlegoat.com/downloads/SR2 ... te-4.5.exe
WHAT'S NEW IN UPDATE 5
Version 4.5.3
New Scenario

WWIII – World War III: The world is divided into 31 playable nation states. … World War III has begun. Take control of one of the remaining world powers as the peace surely cannot last. … In-depth story and map, notes and emails were created and written by Chris Latour.

European Wars: Play Europe with 31 indenpendent countries. The Battle for Europe is on!
New Missions

Cuban Crisis 2010 … Capture the entire island of Cuba within 18 months…

Operation Shamrock …Completely capture the country of Ireland within 18 months…

Breaking Point. – Designed and Submitted by forum user Red. … Lead a dangerously-overextended Germany to safety.
New Groupings

World scenario. … Americas versus the World AND Triple Threat … Submitted by Eric Larsen – These groupings allow players to play the World map with fewer and larger regions.

US North West Scenario… Western Powers

United States Scenario … All North America … Now you can play with a United Canada, The Caribbean, Mexico and Central America against 28 weaker divided US states.
New unit additions

60 new units, 7 new unit pictures. This newest batch allows players to research more units as they progress through tech levels.
Reference Card
---> Now included: a single page printable PDF poster listed several of our in-game icons such as unit classes, facility types and more. You should find the link in the Supreme Ruler program group.
Game Improvements / Fixes

Tech tree updated to remove mention of unimplemented tech effects

Icon spin rate now capped in unit popup window

Units suffer penalties if transiting in war-declaration region

'Path Around' region now supported

Fixed WM Water / Boat Pathing & return-to-base issues

Major improvements in Missile firing rate, especially from planes

Fixes & Improvements to Treaty and Trade Cancellations

Fixed issue where AI would refuse some very attractive trades

Missile "launch authority" is now limited to reasonable ranges

Partisans & Guerillas (non-loyal areas etc) implemented

Better spotting of high-stealth units in the same hex

Stealth hit on low efficiency units reduced

Carrier Stacking issue fixed

Locked-out minister no longer removes from market unless priority set

Electricity 'auto' pricing bug fixed

Fixed 'super-morale-mortar' bug

Training status not shown fixed

Long deck carriers no longer respond to sea transport requests

Airports (not airstrips) now have double the stack limit

Fixed issue where base popup would remain after destruction

Fixed bug that some missiles would not launch same day loaded

Going to war/Breaking all treaties also cancels all trades

AI may stop boycotts after going neutral

AI counter-offers improved

Relation & Belli effect on offers varies by value of offer

Manual re-basing air units on low-fuel return fixed

New Groupings added - US NW, World

Fixed rare crash bug related to dip trades / memory corruption

Fixed crash bug involving MP games with lots of clients & units

Re-Wrote DirectSound code; Optimized, Multi-Threaded, etc

Removed use of gamma-ramp from fadein/fadeout

Updated Volume Controls: Music, Sound, Windows Master Volume

Fixed Turn-based mode 'end time slip'

Europe scenario World Market commodities quantity adjusted

Replaced Sound code with Miles Sound; Finished implementation

Mission games now read GMC data for game information

Fixed Campaign Mode Progression for Polish Release