Before pressing “Execute”, you will check (or uncheck) the needed checkboxes that correspond to what you would like to do. Step 3) Some instances might require that you select options that are not the default. Once you have the action selected and everything looks right (usual defaults are typically ok), press Execute. You can select Write, Read, Verify, or Delete. Here you can change your choice if you have selected the wrong operation initially. You will then see the Online Data Operation Window. Online Write and Read Option, Image by Paul Hunt Step 1) Once connected to the PLC, you will use the Online pulldown menu or the associated quick keys to select what you would initially like to do. Note: Setting up the connection from GX Works 3 to Mitsubishi PLCs was covered in my previous write-ups here and here. The focus of this submission will be downloading, uploading, and some associated steps and tools. If you know where to look, GX Works3 will also show you ladder differences graphically as well. Like any other popular PLC programming software, you can upload and download to the processor as well as other typical tools like compare or verify. The same setup was used in the previous Mitsubishi PLC series which includes the preceding (pre-requisite) document with step-by-step on how to connect. + Download GX-Developer Mitsubishi Software.In this walk-thru we'll look at downloading and uploading to Mitsubishi FX5 and iQ-R controllers. > Link Download Software (Google Drive) : + Step 6 : In order for the software to work with the FX3U / FX3G PLC series, We need to install GX-Deverloper V8.91V upgrade, the installation process is the same as 8.20WĪt the end of the upgrade process, we have version GX-Deverloper 8.91V + Step 5 : After the installation process is finished we have the GX-Developer V8.20W version + Step 4 : At this step we open the file -Key.txt copy Key and enter it + Step 3 : Next run the file SETUP.EXE in the unzipped folder + Step 2 : Install the working environment for the software by selecting the EnvMEL folder and run File SETUP.EXE + Step 1 : First, download the software and proceed to extract the software, then go to GX-Developer folder Instructions for installing images step by step :.Video tutorial for installing software (Download link at the end of the article).There is a newer version built into the GX-Works3 software, but this version is very heavy because it integrates many software. GX Developer Latest Version Download (Ver8.98C).This version supports both FX3U / FX3G PLC versions. GX-Developer Software V8.91 is Mitsubishi PLC programming software for FX series