PPSM to BMP Converter

Export PPSM slides as uncompressed BMP free online

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Zero-Compression Output

BMP captures every slide pixel without any compression. The result is a faithful, unprocessed representation of your PPSM slides at their native resolution.

Entirely Browser-Based

No downloads, no plugins, no PowerPoint license needed. Open your browser, upload the PPSM, and receive BMP images — works on any device with internet access.

Macro-Free Results

PPSM carries VBA macros that pose security risks. Converting to BMP eliminates all executable code, leaving you with safe, static image output.

How to convert PPSM to BMP

1

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

2

Choose bmp or any other format you need as a result (more than 200 formats supported)

3

Let the file convert and you can download your bmp file right afterwards

About formats

PPSM (PowerPoint Slideshow with Macros) is a macro-enabled slideshow format in Microsoft PowerPoint, introduced with Office 2007 as part of the Office Open XML family. PPSM combines the auto-play slideshow behavior of PPSX with the VBA macro capabilities of PPTM — opening a PPSM file launches it directly into full-screen presentation mode while allowing embedded macro code to execute during the slideshow. The format is structurally a ZIP archive containing the same XML slide parts as other OOXML presentation formats, plus a vbaProject.bin stream housing the VBA project. This combination is particularly valuable for interactive presentations: macro-driven slideshows can respond to user input, navigate non-linearly between sections, query external databases, update content in real time, and log audience responses during training or assessment sessions. One advantage is interactive presentation capability — PPSM enables quiz-style presentations where clicking answer buttons triggers immediate scoring feedback, branching paths, or data recording, all invisible to the audience. The macro-enabled slideshow format also supports self-contained automation: a PPSM file can run initialization routines on launch, configure the display environment, and clean up resources on exit without any manual intervention. As with all macro-enabled Office Open XML formats, the distinct .ppsm extension helps administrators enforce security policies that differentiate between trusted macro content and standard presentations. PPSM is supported exclusively in Microsoft PowerPoint desktop editions.
Developer: Microsoft
Initial release: January 30, 2007
BMP (Bitmap) is a raster image file format developed by Microsoft for the Windows operating system, introduced with Windows 3.0 in 1990. The format stores pixel data in a straightforward structure: a file header specifying dimensions, color depth, and compression method, followed by an optional color palette and then the raw pixel array. BMP supports color depths from 1-bit monochrome through 4-bit and 8-bit indexed color to 16-bit, 24-bit true color, and 32-bit with alpha channel. Most BMP files store pixels uncompressed (BI_RGB), though optional RLE compression is available for 4-bit and 8-bit modes. Pixels are arranged in bottom-up row order by default, with each row padded to a 4-byte boundary. One advantage is absolute simplicity — the format has no complex encoding, filtering, or compression layers, making BMP files trivial to read and write programmatically in any language. This simplicity also means BMP images render with zero decoding overhead, useful in scenarios where decompression latency matters. The format's deep Windows integration is another strength: BMP is the native bitmap format for Windows GDI, clipboard operations, and device-independent bitmap (DIB) handling, ensuring first-class support across the entire Windows ecosystem. While BMP's lack of compression produces large files unsuitable for web use or storage-constrained environments, it remains widely used as an intermediate format in image processing, as a clipboard exchange format, and in embedded systems where decoding simplicity outweighs file size.
Developer: Microsoft
Initial release: 1990

Frequently Asked Questions

Why convert PPSM to BMP?

BMP stores slides as uncompressed bitmaps — zero compression artifacts. Useful for legacy software, specialized image processing, or when raw pixel data matters.

What opens BMP?

Windows Paint, any image viewer on Windows/Mac/Linux, Photoshop, GIMP, and most design tools open BMP natively. Browsers can display it as well.

Are BMP files larger than PNG or JPG?

Yes, significantly. BMP uses no compression by default, so file sizes are much larger. Choose BMP only when uncompressed output is specifically required.

What happens to the macros in my PPSM?

Macros are completely removed. BMP is a raster image format with no capacity for executable code — the output is pure pixel data, nothing more.

Is the conversion free?

Convertio converts PPSM to BMP free of charge. Paid plans offer expanded limits for users who process large volumes regularly.

Can I convert just specific slides to BMP?

The converter processes all slides in the PPSM. Each slide becomes its own BMP file, and you can pick the ones you need from the download results.

PPSM to BMP Quality Rating

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