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Why Do Some Operating System Modes Include AdditiveRunAsHighest While Others...
A little while back, those of us who explain application compatibility for a living and try to help people get their arms around it ran up against those who implement it in the product on the scale of...
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Understanding the AdditiveRunAsHighest Flag on Windows 7
This post corrects an error from a previous post.Back when I was explaining the changes in the operating system layers for Windows 7, I incorrectly described the AdditiveRunAsHighest. Since...
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Shims – Are They Really Such Nasty Bits?
I wanted to post a response to what I consider to be somewhat suboptimal advice, with the hopes of correcting it.In recorded history, there have been a number of classic blunders when it comes to...
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Managing the Windows 7 Program Compatibility Assistant (PCA)
I wanted to document a bit of detail about managing the Program Compatibility Assistant, a bit of technology we added for Windows Vista and have been enhancing since that time – I figured it was...
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Changes to Shim Global Exclude in Windows 8
Lex III: Actioni contrariam semper et æqualem esse reactionem: sive corporum duorum actiones in se mutuo semper esse æquales et in partes contrarias dirigi.I remember a time when all bugs were bad, and...
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Why Windows 8.1 Sometimes Tells You It Is Windows 8.0
A few years back, I ran some analysis on the shims that were applied to applications (both for commercial applications in sysmain.sdb and for those applications shimmed in our enterprise engagements),...
View ArticleIE11 Enterprise Mode and Compatibility View are Additive, not Exclusive
It’s been a busy couple of months in the world of app compat, so I’ve got a backlog of things to cover. Let’s start with an FAQ that I’ve gotten in nearly every conversation I’ve had about web app...
View ArticleThe Impact to the Enterprise of Blocking Out of Date ActiveX Controls
The push to get modern continues, and one big piece of news last week was our announcement that we are adding functionality to block really old versions of specific ActiveX controls, particularly Java....
View ArticleEnterprise Conversations on Internet Explorer Support Changes
We recently announced our plans to change the support status for Internet Explorer. http://blogs.msdn.com/b/ie/archive/2014/08/07/stay-up-to-date-with-internet-explorer.aspx Since that time, I’ve been...
View ArticleActiveX Sprayer: A Real World Adventure with Enterprise Mode for Internet...
Before we released Enterprise Mode for Internet Explorer 11, we ran a fairly large pilot program – we targeted 30 customers, and ended up with more than 90. But there’s still always the question – will...
View ArticleCan the IE Enterprise Mode Site List Replace Compatibility View?
One of the questions I’ve been discussing a lot lately, both internally and with customers, is how to go about disabling the default Compatibility View for the Local Intranet zone. Customers really...
View ArticleThe Case of the Version Check Masquerading as a Feature Check
Got an email asking me to check out a forum application that was “behaving weird” on IE11, while behaving correctly on Chrome and Firefox. I’m always interested in having a look at these things, so I...
View ArticleUpdated Version of the Enterprise Mode Site List Manager Released
You may have noticed by now that Enterprise Mode continues to evolve – and as such, the tooling continues to evolve as well. In case you didn’t notice, last week we released a new version of the...
View ArticleLeveraging Internet Explorer Enterprise Tools to More Quickly Upgrade to IE11
As a reminder, to anyone who hasn’t noticed yet, we will be ending support for anything but the latest version of Internet Explorer available for your operating system on January 12, 2016. We’ve been...
View ArticleData Science Suggests You Upgrade Your Browser to Be More Secure
There’s a lot of activity going on now that we are in the home stretch of trying to get everyone upgraded to the latest version of the browser. For example, we’ve just published a couple of blog...
View ArticleShould I Enable Enterprise Mode Through the Tools Menu or an XML File?
We are in the final stretch for support for older versions of IE on Windows – January is now right around the corner! We’re seeing customers making great progress, but some are still struggling with...
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Windows 10 App Compat Risk: Are You Behaving Commensurately?
The App Compat Army has had a bit of a break (well, at least I have), but there’s just no holding back the progress of technology (and the fear that this generates)! We’ve done a really terrific job of...
View ArticleThe Windows 10 Browser Conundrum
One of the most common questions I’ve been seeing from folks who are migrating to Windows 10 is: “How do I go about hiding all references to Edge / removing it entirely / putting Internet Explorer...
View ArticleWindows 10 App Compat Strategy
I wrote up an article that I’ve been sharing with internal teams, and the feedback I’ve been getting has been that we should share this one more broadly. So, here’s my attempt to do exactly that. This...
View ArticleMy First Windows 10 Shim – Quicken 2017 on Build 15002
My luck finally ran out today – so far, I have had zero apps broken by Windows 10 build upgrades, but my streak ended today. Not surprisingly, it wasn’t actually a problem with Windows 10 changing...
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