Light Image Resizer – FAQ

What are the system requirements?

• Windows 11 / 10 / 8.1 (64 or 32 bit)
• 2.0 GHz processor
• 4 GB of RAM
• 500 MB of free hard drive space

I don’t want to resize. How do I just change the image format?

To just convert to another format, select the profile called <Original Resolution>. Then on the General tab under File Type, select the format you want to convert to.

How do I output my images to a subfolder of the original folder?

Just enter the name of your sub-folder as Destination, for example: Resized

Why does Light Image Resizer create .bak files?

By default, backups are created whenever files are overwritten in the current version. This behavior can be turned off in the settings (see Processing tab).

How do I get correct dimensions for images in portrait and lanscape mode?

Light Image Resizer can take care of the orientation for you automatically. Just enable the option “Adjust resolution for portrait” on the Misc tab (under Advanced).

Is it possible to use the same date of the original file?

To keep the file date unchanged, enable the option Keep original file date on the Misc tab (under Advanced).

How can I select color space or color depth for my images?

Make sure that one of the following image formats is selected (see section Advanced > General > File Type):

• Bitmap (BMP)
• JPEG
• PNG
• TIFF

For the output formats above the Colors option will allow you to select your preferred color depth (for BMP and PNG), or color space (for JPEG and TIFF).

I can’t start processing because of the “Recreate folder structure on destination” option?

If this option is enabled, you need to specify a full path, like C:\Pictures\Holiday. If you want to overwrite the original files, just disable Recreate folder structure on destination (see Settings, General).

How can I create a copy of an existing profile, or rename it?

Select the profile you want to copy, then right-click it and choose Create Copy or Rename.

How can I backup or export my profiles?

Click Settings, and select the Advanced tab. Here you will be able to import and export your profiles.

How can I install Light Image Resizer unattended?

The following installation parameters are available for unattended software deployment:

/silent
Installation wizard is hidden, only installation progress is shown

/verysilent
Installation wizard and progress are hidden

Example:
light_image_resizer7_setup.exe /silent

I don’t want to install Light Image Resizer, is there a portable version?

A portable version of an older Light Image Resizer 5 is available here:
ResizerPortable.zip

Where is Light Image Resizer’s log file?

The log file is named “ImageResizer.log” and is placed in
C:\Users\<USERNAME>\AppData\Roaming\ObviousIdea

In case the application crashes, the log will be named ImageResizer_crash_PIDxxxx.log, where xxxx is a number (the process ID).

Can Light Image Resizer be used via command line?

A range of command line parameters are available. For a complete list and examples please see: Command Line Parameters

Does Light Image Resizer work on Linux/Wine?

While not officially supported, it’s possible to run Light Image Resizer on Linux using Wine version 1.8.2 or higher. Please note that some functionality may be limited.

Is Light Image Resizer available for Mac?

Currently there is no version of Light Image Resizer for Mac. But like for Linux, you can use Windows emulation such as Parallels Desktop.

Why do I see the message “Unable to write in folder”?

If you see an error message like “Unable to write in …”, this may be due to Windows Security (Ransomware Protection) blocking write access.
In case Ransomware Protection is enabled on your system, you may need to add Light Image Resizer to the list of allowed apps:
https://support.microsoft.com/windows/allow-an-app-to-access-controlled-folders-b5b6627a-b008-2ca2-7931-7e51e912b034

I get an error message when trying to unlock Light Image Resizer. What can I do?

Some of the possible error messages include:

The entered license key is invalid.

Please make sure to enter the license key exactly as it appears in your confirmation email. To avoid any mistakes, we recommend to copy and paste it.

The entered license key cannot be used for this product.

Please make sure you are using the correct software version, matching the license you purchased. You may have an older version installed, while the license is for a newer version.
You can check the installed version in the software’s About section. The purchased version should be visible on your invoice or order confirmation, for example: Light Image Resizer X (where X is the major version you purchased).