How to get smell out of kilim rug?

Have you ever encountered a frustrating situation where your beloved kilim rug starts to smell unpleasant, and no matter how much you vacuum or wash it, the odor persists? It's a common issue that many homeowners face, especially those who own vintage or antique kilim rugs. But don't worry, there are ways to get rid of that lingering smell. So, how do you go about removing the odor from your kilim rug? Could it be as simple as airing it out, or do you need to use special cleaning products? Let's delve into the question and explore some effective solutions to help you restore your rug's freshness and charm.