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Original Prusa i3 MK2.5

Original Prusa i3 MK2.5 support

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Original Prusa i3 MK2.5 support

Firmware 3.14.1

November 28, 2024

PrusaSlicer 2.9.1

April 11, 2025

Handbook 2.51

November 16, 2021

Fix common issues

Warping

Warping

When printing large objects, you can sometimes run into an issue with the corners of the object being lifted from the bed – mostly when printing with high-temperature materials…

Extruder blob

Extruder blob

The blob (mass of plastic accumulated around the hotend) is one of the most scary-looking printing problems you might face with your 3D printer. Removing it after it happens is…

Community posts

Thermal Runaway at various times throughout 3 hour print

10/25/2025, 12:20:03 PM
5 replies

Newb here. Z calibration fails repeatedly

10/23/2025, 8:20:09 PM
1 reply

Printer printing wrong g code file

10/17/2025, 9:15:47 PM
16 replies

Mk2S to Mk2.5 Upgrade - Z and XYZ Calibration not working - First point failing

Václav Bittmann

10/17/2025, 9:10:30 AM
1 reply

Mk2 heatbed cover replacement options?

10/8/2025, 4:29:03 AM
5 replies