OP—There are multiple streams of Islam, plus the modern orthodox equivalent. Sufi Islam,
For example(the more kabbalistic) version, is beshita against violence and jihad. They interpret jihad to be a metaphoric and spiritual battle.
There are over 1 billion Muslims in the world, if they were all murderous terrorists, what situation would we be in?
As frumJews, since we’re expected to be at the very least conversant with the Torah, we often misunderstand other religions. Most Xtians have never read the New Testament. The vast, vast majority of Muslims have never read the Quran. Even from the frum ones, an enormous amount have not been through their basic religious texts.