No. IDM leaves registry keys and hidden files behind after uninstallation. Reinstalling reads the same leftover keys, so your trial will still be expired. A dedicated reset tool or deep manual registry cleaning is required.
An open-source tool excellent for downloading from hosting services and streaming sites. Download Idm Trial Reset
provides a simple executable that allows users to click a "Reset" button to clear the trial status. How to Use the Tool Preparation Download Idm Trial Reset
Many websites promote "IDM Trial Reset" tools. These tools claim to reset the 30-day timer so you can use the software forever without paying. Download Idm Trial Reset