In addition to using Xcode's devices feature, it can be obtained under Windows. Install Itools first. :
http://www.itools.cn/
Connect the device (iphone or ipad) to the Windows computer after it's installed.
Note that this computer needs to be preinstalled with the latest itunes, which is already installed and can be ignored. The main purpose of the itunes installation is to ensure that the drivers for the Apple devices are installed.
Open itools.
If the link is successful, your device name will be displayed here.
Open the Toolbox and select the crash log gadget.
CTRL + A Select all, choose Export. If you are reminded of whether certain files are occupied or not, it is a straightforward point to do so.
Usually we don't pay attention to so many files, so we have the flexibility to filter using Windows Explorer's file name filtering, time filtering and other features.
You can also find the crash of your concern directly in the gadget, exporting only a single file or several files.
If you are reminded that a file is being used, simply skip the line.
Xcode exports a method that requires MacOS computers, not everyone has it, so here's not the point.
iOS device get crash log method