Hello everyone, how are you? First of all, I’m new here, and I didn’t see anything about this type of post in the rules, so I believe I’m not violating any rules, right? I don’t know if I can mention the name of the software here, so I chose not to, unless it’s allowed. That’s why I censored the logo image that contains its name, and the text with its name.

It’s a POS system, I think only available here in Brazil. I can’t find the logo to change it. In fact, there are almost no images. I tried accessing the images with Resource Hacker, Resource Turner, and similar programs, but nothing worked. The bitmaps simply don’t appear.

Searching online, I found two identical software programs. I downloaded them, and when I checked, it was exactly the same system/software. Someone pirated them and managed to change the images and some other system features, but unfortunately, they released pirated versions and also offered them for sale with a trial mode. So, yes, you can change it; I just couldn’t do anything, not even with the help of AI.

I want to use it to manage my business. I’ve gone back to working with food delivery, and this software is very good. With it, I can control incoming and outgoing funds, manage inventory, and do many things in a much more organized way than manually. I used the trial version, and it’s very good and easy to use. I want to modify it to put a different logo and system name (my store’s name and a different logo on the interface). But it seems impossible; even in the pirated versions I mentioned, I couldn’t find the logo or change the window texts. In their folder, there’s a logo.bmp file; I changed the image and nothing changed, I removed the image and nothing changed, meaning the logo.bmp in the main folder is useless.

I’m not a programmer, but I’ve enjoyed tinkering with these things since I was little, and I’m always tinkering with everything to modify something. But this software is impossible; even with AI help, I couldn’t find the logo that appears on the interface or change the texts. Can anyone help me?

  • remotelove@lemmy.ca
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    2 days ago

    There are some kind of instructions in this video that go through a logo change process. I don’t know if this helps, but I tried: https://youtu.be/QrobPTgu7C0

    Also, does it use some kind of database? The images seem like they would be small enough to jam into a blob and just store alongside regular inventory information. If there is a database, it’s probably third-party. If it’s third-party, I would see if it had its own installer packaged inside of the application installer itself. (A third party database would likely be outside of the main app folder.)

    Just dumping random thoughts.

    • said@lemmy.sdf.org
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      2 days ago

      Image file being explicitly converted into a specific resolution and bitmap makes me wonder if it’s the logo for printed materials like receipts i.e. necessary format for black and white thermal printer.

      • marvel@lemmy.dbzer0.comOP
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        1 day ago

        There is an option within the system itself that allows you to change the logo on the printing paper. It even has a system where you can adjust the logo on the paper, adjust the text on the printing paper, etc. But that’s not the logo I’m referring to; it’s the logo I censored on the left side at the top.

        • said@lemmy.sdf.org
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          1 day ago

          I think I found the half of the answer.

          Out of curiosity I downloaded and installed the trial version from their website. When I inspected it, turns out it’s written in Delphi. What I’m guessing due to monolithic nature of the software (i.e. huge .exe file holding almost everything for the system) the already big (32.9 megabytes) .exe file is actually compressed. When uncompressed it’s approximately 100 megabytes. When I checked the extracted binary(extraction due to execution, hence looking at the memory dump of a once ran executable) the resources now show the logo and the name your censored in a png resource file.

          There are several versions of it but I’m guessing one of them is used in that header, others may be used in about window etc.

          Unfortunately my quickly hacked up dump file doesn’t run. So even if a modification is done, the resulting exe is not useful as it is.

          Detect-it-easy can’t find the exact compressor for the exe sections. So I don’t know if there’s any available de-compressor for this .exe.

          At least my findings show why you can’t see those resources in resource hacker. Because it’s compressed and unreadable as it is from the .exe.

          It’ll probably be possible to modify those resources once someone can create a runnable extracted version of the original .exe. I hope this helps. I’ll post again if I have any other findings and/or solution.

          • marvel@lemmy.dbzer0.comOP
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            13 hours ago

            I saw your reply but forgot to respond, sorry.

            I’ll see if I can somehow decompress it. Your answer helped a lot!

            • nivellian@lemmy.dbzer0.com
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              7 hours ago

              Can you upload the whole archived package somewhere and DM me the download link? I will try looking into it.

    • marvel@lemmy.dbzer0.comOP
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      1 day ago

      it uses Firebird as a database, but I’ve already checked the database and it only contains product images. I looked everywhere possible outside the software folder and still found nothing.

      This video only shows how to change the logo on the printing paper. The logo I’m referring to is the large, white logo at the top left. It’s well hidden because I couldn’t find it anywhere.