This is the full adobe photoshop cs3 in a 50mb package...

It is not portable!!! It is the full version

Installation
To install you simply extract the rar to C:/Program Files/Adobe Photoshop

And then create a shortcut to photoshop.exe inside that folder and put it in your desktop

This version of photoshop has all the features working and in perfect order...

It is amazing and it is what I use for all my editing

It is only 50mb so please download as free user

NOTE:
If your screen just flashes when you run the exe you must right click and press RUN AS ADMINISTRATOR

Smoother panning and zooming and fluid canvas rotation new

Navigate to any area of an image with new, ultra-smooth zooming and panning. Maintain clarity as you zoom to individual pixels and easily edit at the highest magnification with the new Pixel Grid. And use the revolutionary new Rotate View tool to smoothly turn your canvas for distortion-free viewing at any angle.

Adjustments panel
Adjustments panel new

Simplify image adjustment by easily accessing every tool you need to nondestructively adjust and enhance the color and tone of your images; on-image controls and a wide variety of presets are also included in the new live and dynamic Adjustments panel.

Masks panel
Masks panel new

Quickly create and edit masks from the new Masks panel. This panel offers all the tools you need to create editable pixel- and vector-based masks, adjust mask density and feathering, easily select noncontiguous objects, and more.

Content-Aware Scaling
Content-Aware Scaling new

Use the new and revolutionary Content-Aware Scaling feature to automatically recompose an image as you resize it, smartly preserving vital areas as the image adapts to the new dimensions. Get the perfect image in one step without time-intensive cropping and retouching.
Extended depth of field new

Easily create a single image from a series of shots that have different focal points with the enhanced Auto-Blend Layers command, which smoothly blends color and shading and now extends your depth of field, automatically correcting vignettes and lens distortion.
Auto-alignment of layers enhanced

Create accurate composites with the enhanced Auto-Align Layers command. Move, rotate, or warp layers to align them more accurately than ever before. Or use spherical alignment to create breathtaking panoramas.
Efficient file management with Adobe Bridge CS4 enhanced

Get instant access to Adobe Bridge CS4 with faster start-up, use new workspaces to jump to the right display for every task, easily create web galleries and PDF contact sheets, and more.

Auto-blending of images
Auto-blending of images enhanced

Combine a range of images, each with a different exposure, color, and focal point - with options to preserve tones and colors - into a single color-corrected image.

Improved Adobe Photoshop Lightroom workflow
Improved Adobe Photoshop Lightroom workflow enhanced

Select multiple photos in Adobe? Photoshop? Lightroom? software (sold separately) and automatically open them in Adobe Photoshop CS4 to merge them into a panorama, a high dynamic range (HDR) photo, or a multilayered Photoshop document. And seamlessly roundtrip back to Lightroom.

Better raw image processing
Better raw image processing enhanced

Enjoy superior conversion quality as you process raw images with the industry-leading Adobe Photoshop Camera Raw 5 plug-in, which now offers localized corrections, post-crop vignetting, TIFF and JPEG processing, and support for more than 190 camera models.

Industry-leading color correction
Industry-leading color correction enhanced

Enjoy dramatically enhanced color correction with reengineered Dodge, Burn, and Sponge tools that now intelligently preserve color and tone details.

More powerful printing options
More powerful printing options enhanced

Get outstanding prints with superior color management, tighter integration with leading printer models, and the ability to preview out-of-gamut image areas. Support for 16-bit printing on Mac OS offers increased color depth and clarity.
File display options new

Easily work with multiple open files by using tabbed document display or n-up views.