Even after a successful download and install, issues can arise. Here are solutions to the top 5 problems.
The Motorola ENLN4115 is the Customer Programming Software (CPS) designed specifically for the GP Professional Series of analog two-way radios. Because these are legacy radios, the software is generally not available for free direct download from official consumer-facing portals; it typically requires a business account or purchase through a certified dealer. Compatible Radio Models
The ENLN4115 software is used to program and customize the following Motorola models: Portable Radios: Go to product viewer dialog for this item. Mobile Radios: Where to Download ENLN4115
Official downloads for Motorola radio software are managed through secure portals. enln4115 motorola software download
Motorola Solutions MyView Portal: This is the primary official resource for business customers. You must have a registered account and an active software subscription to access legacy CPS files. Log in at MyView Motorola Solutions.
Navigate to Entitlements > Software to search for your authorized downloads.
Certified Radio Dealers: If you do not have a direct Motorola business account, you can purchase the software from reputable third-party dealers such as Radiotronics UK or Two Way Accessories. Even after a successful download and install, issues
Note: These purchases often require manual approval by the dealer before the download link is provided. Requirements for Programming
Operating System: The software is officially tested for Windows XP and Windows 7, though it has been reported to work on Windows 10 after a restart.
Hardware: You will need a specific programming cable (such as a PMKN4016 or a universal USB-to-serial adapter) and potentially a Radio Interface Box (RIB) depending on your specific setup. Because these are legacy radios, the software is
Drivers: If using a USB programming cable, ensure you download and install the correct USB-to-serial drivers for your computer to recognize the radio. Motorola GP340 Programming – Radiotronics UK Blog
| Check | Command/Method |
|-------|----------------|
| SHA256 hash | Provided on Motorola download page after purchase. |
| Digital Signature | Right-click file → Properties → Digital Signatures → “Motorola Solutions, Inc.” must be valid. |
| False positive AV | Some AVs flag Motorola firmware tools as “riskware” (due to low-level USB access). Add exclusion to C:\ProgramData\Motorola\ if needed. |
| Attribute | Details |
|-----------|---------|
| Part Number | ENLN4115 |
| Vendor | Motorola Solutions |
| Type | Firmware Update Package or CPS Component |
| Primary Use | Updating/enabling features on MOTOTRBO Gen 2 & Gen 3 radios |
| Associated Software | MOTOTRBO CPS 2.0, Radio Management, Update Manager |
| Typical File Extension | .exe (self-extracting), .mup (Motorola Update Package) |
| Entitlement Required | Yes – linked to a specific subscriber ID |
Motorola firmware tools use unsigned kernel drivers. On Windows 10/11: