Canon PowerShot S100 firmware

Firmware history

1. Version 1.0.2.0 Latest Released Feb 13, 2013 First seen Jul 10, 2026
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   Firmware Version 1.0.2.0 incorporates the following fix: Fixes a phenomenon in which the focal length may not change when the control ring's function is to control the step zoom, and the control ring is turned slowl​y, click-by-click. (In AUTO, SCN, or Movie mode, the default function for the control ring is to control the step zoom.) * Please note that this phenomenon does not always occur with every affected product.

   Firmware Version 1.0.2.0 is for cameras with firmware Version 1.0.1.0 or Version 1.0.0.0.

   If the camera's firmware is already Version 1.0.2.0, it is not necessary to update the firmware.

   Please note that, once the camera is updated to the latest version, it cannot be restored to a previous version.

   How to Identify Cameras eligible for the Firmware Update: All PowerShot S100 Digital Compact Cameras are eligible for this firmware update.

   Q&A Section: Preparations for the firmware update: After the downloaded compressed file (zip file) is extracted, a firmware folder is created.

   • Extracting the downloaded file: Right-click the zip file, and then select [Extract All] to extract the file. The extracted folder contains the firmware (file name: PSS100-1.FI2 / file size: 3,791,744 bytes), and instructions on the firmware update procedures (a PDF file in four languages: Japanese, English, French and Spanish). Before starting the firmware update operations, please confirm the contents of the download, and carefully read through the firmware update procedures. The following things are required to perform this firmware update:

   1. A PowerShot S100 digital camera
   2. A computer (OS: Windows) * OS Requirements: Windows 7 (Service Pack 1), Windows Vista (Service Pack 2), or Windows XP (Service Pack 3)
   3. A 32 MB or higher-capacity SD Memory Card, an SDHC Memory Card, or an SDXC Memory Card (all commercially available)
   4. A memory card rea​der (commercially available) or an SD card slot on the computer
   5. A fully-charged, dedicated battery pack in the camera or a dedicated AC adapter kit
   6. The firmware (the file downloaded from the Web site) Q1: What are some changes of Firmware Version 1.0.2.0? A1: Fixes a phenomenon in which the focal length may not change when the control ring's function is to control the step zoom, and the control ring is turned slowly, click-by-click. (In AUTO, SCN, or Movie mode, the default function for the control ring is to control the step zoom.) * Please note that this phenomenon does not always occur with every affected product.
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