If the software opens but crashes, freezes, or displays visual glitches, Windows 10/11 is likely restricting its operations.
The least frustrating solution is to run the software on a native Windows 7 (or even XP) machine. If you have an old laptop or a virtual machine (VirtualBox or VMware) with Windows 7 installed, the DT‑172 works without any compatibility tweaks.
: The most reliable way to obtain the latest version is through the CEM Instruments Support Page .
When you try to run it on Windows 10 or Windows 11, you face two primary roadblocks:
Windows often fails to automatically assign the correct driver to the CEM DT-172, leading to a "Device Not Found" or "COM Port Error" inside the software. The DT-172 relies on a USB-to-Serial chip (frequently a Silicon Labs CP210x or a Prolific chip). Manual Driver Update Process: cem dt172 data logger software download fix
If the official site is down or difficult to navigate, look for reputable industrial instrument distributors (such as Thermworks or generic lab supply sites) that host archived versions of the . Step 2: Fix the USB Driver "Device Not Found" Error
Once Windows boots up, run the software installation file as an Administrator. Step 3: Step-by-Step Software & Driver Installation Fix Follow this exact sequence to ensure a clean installation: Clean Out Old Installations Disconnect the DT-172 data logger from your USB port. Open Windows > Programs and Features .
Ultimate Fix: CEM DT-172 Data Logger Software Download & Installation Guide (2026) The CEM DT-172 Temperature and Humidity Data Logger Go to product viewer dialog for this item.
If you installed the software but the program says the logger is not connected, the culprit is the USB driver. The DT-172 uses a standard Silicon Labs chip to communicate over USB. Replacing the CEM-provided driver with the generic, updated version from the chip manufacturer usually fixes the problem instantly. Download the Latest CP210x Driver Go to the official . Search for CP210x USB to UART Bridge VCP Drivers . If the software opens but crashes, freezes, or
Once your connection is stable, follow these operational habits to prevent future data corruption:
Do not rely on the physical mini-CD that came in the box; those files are likely obsolete.
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A: In Device Manager, the DT‑172 should appear under “Ports (COM & LPT)” or “Universal Serial Bus devices” with no yellow exclamation mark. Its name may appear as “CEM DT‑172” or something similar. : The most reliable way to obtain the
A: There are several reasons why you may be unable to download the software, including slow internet connectivity, compatibility issues, and error messages.
Windows 10 and 11 block unsigned drivers by default. The DT‑172 driver is almost certainly unsigned. To bypass this:
Install the software package (which includes the USB driver) before plugging in the logger. 3. How to Fix USB Connection Issues (Driver Fix)
Re-run the driver installer file found inside the official software folder before plugging the logger back in. Step 3: Configure Windows Compatibility Settings