Altium FAQ

FAQ and solutions to common issues in Altium

Faust avatar
9 articles in this collection
Written by Faust

Why do i get text files after dragging the .lia file into the Altium window?

Why do i get text files after dragging the .lia file into the Altium window?
Faust avatar
Written by Faust
Updated over a week ago

How to import multi-section symbols in Altium

Guide on how to import multi-section symbols in Altium
Faust avatar
Written by Faust
Updated over a week ago

How to import .sch/.brd file into Altium?

Guide to help you import .sch/.brd file into KiCad
Faust avatar
Written by Faust
Updated over a week ago

Why do slotted holes appear round on the PCB footprint I downloaded?

Why do slotted holes appear round on the PCB footprint I downloaded in Altium?
Faust avatar
Written by Faust
Updated over a week ago

The footprint I'm using has board cutouts. Why? What layer are they on?

The footprint I'm using in Altium has board cutouts. Why? What layer are they on?
Faust avatar
Written by Faust
Updated over a week ago

Why can't I change the mechanical layers in the Current Layer Mapping window?

Why can't I change the mechanical layers in the Current Layer Mapping window in Altium?
Faust avatar
Written by Faust
Updated over a week ago

What should I do if Layer 10, 20, or 21 is not present?

What should I do if Layer 10, 21, or 21 is not present in Altium?
Faust avatar
Written by Faust
Updated over a week ago

I got a "Design file not recognized" error. How can I fix this?"

I got a "Design file not recognized" error. How can I fix this?" in Altium
Faust avatar
Written by Faust
Updated over a week ago

Access violation error in Altium after import

This solves the access violation error after import in Altium
Faust avatar
Written by Faust
Updated over a week ago