Shooter had a hunting license and used his own hunting weapon for the attack. He had no known affiliations with criminals and had no criminal records of his own. He had no income during 2023 according to his tax statements.

Source https://www.svt.se/nyheter/inrikes/det-har-vet-vi-om-misstankte-garningsmannen-i-orebro

Note that the Qur’an burnings is not what they were on trial for, but for what was said during the events.
Also, Tingsrätten is filled with laymen and almost always appealed in these kind of cases.

Criticism: Bundling together

Freedom of expression expert Nils Funcke believes that there are still question marks about how far freedom of expression extends.

– If you look at what Momika and Najem say in the transcription found in the preliminary investigation, I would say that Najem speaks about the Koran, about Muhammad and about the religion of Islam, and I think that falls within a broad freedom of expression.
I think that Najem and Momika’s statements are lumped together and thus Najem is blamed for what Momika said.

According to Mark Safaryan, Salwan Najem’s lawyer, the verdict will be appealed.

https://www.svt.se/nyheter/lokalt/stockholm/nu-faller-domen-efter-koranbranningar-i-stockholm