Replace <Current Date + 30 days> with the date 30 days from your current system date.
As you requested a "paper" approach, here's a simple, manual method: usb redirector technician edition trial reset
Open a text editor (e.g., Notepad) and create a new file with the following content: Replace <Current Date + 30 days> with the
Launch the USB Redirector Technician Edition software and verify that the trial period has been reset to 30 days. Current Date + 30 days>