You can easily search for any email folder or subfolder in LINK.
Enter your email client and tap on the folder icon. Use the search bar to type in a few letters in the name of the folder you’re searching for. This will search top-level folders as well as subfolders.
The most relevant matches will appear and include both top-level folders and subfolders. The list may appear slightly different depending on your folder display settings (Flat or Hierarchy).
Flat Display Mode
Hierarchy Display Mode
More information on Flat and Hierarchy email display settings can be found here: https://mobilehelix.atlassian.net/wiki/x/E4BDC