To completely remove jdk-8u161-windows-x64.exe and its traces:
The number 161 indicates this is the 161st update (update 161) to the Java 8 release. This specific numbering is significant because it sits right on the edge of a major historical pivot for Java: the transition from public updates to paid support. jdk-8u161-windows-x64.exe
Oracle designated Java 8 Update 161 (8u161) as a "Critical Patch Update" released in January 2018. Crucially, this was one of the last publicly available updates for commercial use before Oracle changed the rules. After January 2019, using later versions of Oracle JDK in production required a paid subscription. This turned files like jdk-8u161 into highly sought-after artifacts—the last "safe" and "free" versions developers could use without worrying about Oracle lawyers knocking on their door. To completely remove jdk-8u161-windows-x64
Certain older versions of Apache Ant, Maven plugins, or Scala assumed exact paths or bugs that were patched in later updates. 8u161 is a common target for such legacy builds. Uninstaller leaves:
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