FG

What is AcroRd32 doing in explorer.exe?

Fresh3 days ago
Mar 15, 20261037 views
Confidence Score0%
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Problem

At random Explorer will launch a thread which eats 50% of CPU. I've captured this stacktrace: Why is Acrobat PDF Reader reading my documents in the background? It seems like Explorer is scanning my documents? Have you experienced such behaviour?

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Fix for: What is AcroRd32 doing in explorer.exe?

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With in the stack trace, I'm guessing you closed (terminated) a PDF opened in Acrobat. You can pinpoint exactly what Acrobat is doing when a thread is spawned using Process Monitor from Sysinternals. When you see CPU usage spike, check the time and …

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