Thank you for the report, we will check the patterns in the library.

You can search for the component at SnapMagic (Objects -> Search Parts at SnapMagic from the main menu). If neither of available components matches, you can create your own component in a custom library.

You can convert trace vias to static. Just right click on a trace via, select "Convert Via to Static" then one of available options. For static vias, you can edit soldermask settings.

Do you mean the vias are not imported from DXF file at all or via lands are imported but not filled? Please let me more details and send the DXF file if possible.

We didn't add silk and copper objects to STEP export to avoid huge size of exported STEP files. We will consider making an option (probably turned off by default) so that user decides whether to add silk and copper to STEP file or not.

Thank you for the report, I see what you mean. We will investigate the problem.

You can use bigger than 0805 resistor or create a custom pattern for a jumper wire or ferrite bead if you need 100 mil spacing or more.
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We revise feature list to implement in future versions and the net-ties is in the list as this feature has been requested quite often.

Set appropriate grid size, 0.5 mm for example. Click "Place Board Outline" icon and start the first side of the board outline. Click the next point at 6.5 mm to the board corner, then right click, choose "Arc" from submenu, define arc center and arc finish point. Then continue board outline and make ...

The pad and the copper pour should belong to the same net, they will be connected automatically if you updated the copper pour. So, if the copper pour is disconnected from proper net, you can right click on the copper pour outline, go to properties then the connectivity tab and select a net from ...

This is forum for DipTrace users. If you need help with KiCad you can ask for it in a different forum.