Yes, ad blockers can stop your pop-up ads from being seen by some users. These tools are designed to block anything that looks like an ad, especially pop-ups. This means your offers may not reach everyone, even if your campaign is well set up. One way to reduce the effect is by testing different types of pop formats or using landing pages instead. Some platforms also provide pop traffic that works better around ad blockers. It's not a complete solution, but it helps. Have you come across other ways to deal with ad blockers when running pop-up campaigns?