Minimum 512 MB (2 GB or more recommended for modern operating systems).
Launch from your desktop shortcut or within the FlexiSign interface. Go to the top menu and select Setup > Add Setup . Choose your equipment type (e.g., Vinyl Cutter).
If you see a blank white screen on launch:
When prompted, enter your Name, Company, and the exactly as it appears on your documentation. flexisign pro 81 v1 install install
💡 If your CDs are scratched, copy all three CD contents to a single folder on your hard drive (e.g., C:\Flexi81_Setup ), and point the installer to that folder when prompted.
The Production Manager handles the queuing, processing, and sending of vector files to your vinyl cutter or large-format printer. Open from your desktop shortcut.
Minimum 512 MB RAM (16–32 GB recommended for modern high-resolution projects). Hard Disk Space: At least 2 GB of free space. Hardware Key: Minimum 512 MB (2 GB or more recommended
In the fast-paced world of wide-format printing, newer isn't always better. Many veteran sign shops and CNC routing professionals still swear by . Why? Because version 8.1 represents the "golden era" of SAi software—stable, resource-light, and free from the subscription bloat of modern Creative Cloud integrations.
Let's perform the actual process. There are two critical phases: Production Manager and Design Module .
Choose your preferred language when prompted and click . Choose your equipment type (e
Modern PCs often lack physical serial ports. If you are using a USB-to-Serial adapter cable, open Windows Device Manager , check under Ports (COM & LPT) to identify the exact COM port number assigned to the cable, and match it inside Production Manager.
Right-click and select Run as administrator . (Note: If you are on Windows 10 or 11, right-click, go to Properties > Compatibility , check Run this program in compatibility mode for , and select Windows 7 or Windows XP SP3 before running). Step 2: Choose Components Choose your preferred language when prompted. Accept the software license agreement.
: During the process, the installer provides an option to install the Sentinel hardware key driver. If you already have a newer driver installed, you may uncheck this to save time.