Are you using the latest firmware for the H25EXR camera?

• What is the firmware version of your camera? You can check the firmware version of your HS25EXR camera by turning it off first, if it is ON. Then simultaneously press the DISP/BACK button while turning on the camera. This resulted in the following screen image:
  
  I can read that the firmware is at version 1.04 and is considered the latest (Feb. 11, 2013). In case your version is older (1.0, 1.01, 1.02, 1.03), visit the fujifilm firmware site. According to the instructions, you must have a clean formatted SD card.
• Download the newest firmware file, (you have to click first to agree to the EULA). Fujifilm hs25exr firmware update file. The 1.04 firmware file is 25.9 Mbytes!
• Copy the file to the formatted SD card.
• Turn off camera and insert the SD card with the update file.
• Turn on camera while pressing the DISP/BACK button. You will be presented with the screen shown above. Select Ok to start updating.
• After a few seconds( 90 secs), The camera will ask if the firmware upgrade is OK. Select Ok and press MENU/Ok central button!

Congratulations, you have successfully updated your camera firmware!