Query to know differences between release mode and debug mode

Query to know differences between release mode and debug modehttps://devzone.nordicsemi.com/f/nordic-q-a/61515/query-to-know-differences-between-release-mode-and-debug-modeHi, Recently I degubbed issues on debug mode for an application on segger embedded studio 4.1.2. Now I see in release mode some kind of errors is happening, it works well in debug mode not in release mode. 1. Whats difference between release modeen-USTelligent Community 13Mon, 18 May 2020 12:26:49 GMTRE: Query to know differences between release mode and debug modehttps://devzone.nordicsemi.com/thread/250438?ContentTypeID=1Mon, 18 May 2020 12:26:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c412af09-6e2e-4dd6-a543-7f2201815a7eVidar Berg<p>Hi,</p> <p>The main and likely the only relevant difference is that the "Release" configuration enables code optimization while "Debug" doesn't. You can check the optimization setting in  "Project options" as the screenshot below shows.</p> <p><img src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/support-attachments/beef5d1b77644c448dabff31668f3a47-c571faec2ac644f3bbc518dee5716da8/pastedimage1589804772505v1.png" alt=" " /></p><div style="clear:both;"></div>