if (ms) blog++;

Random bits of (hopefully) useful technical information on Windows, with a focus on understanding and troubleshooting.

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  • Blog Post: GDR, QFE, LDR... WTH?

    Update 2012-04-16: Later related blog entries (as the topic grew in its scope and version numbering/branch identification changed after Windows Server 2003): Branching Out (2009-05-18) - gives a generic overview of the branching mechanism, with examples Service Packs – Levels vs Installers (2009-05-29...
  • Blog Post: GDR & LDR : The Next Generation

    Following on from: GDR, QFE, LDR… WTH? Branching Out Service Packs – Levels vs Installers One of the questions I have received a few times after publishing the previous blogs is “how do I see if a given binary is on the GDR or LDR branch on my system?” Pre-Vista this is actually simple to determine through...
  • Blog Post: Branching Out

    Following on from the previous entry regarding hotfix packages and the branches, here is a fictitious product life cycle:     At time T1 the product is released (RTM). After RTM there is a GDR hotfix package “a” released – this package will contain both GDR and LDR versions of the updated...