I can understand why you're feeling uncertain. You've already invested time in several treatments, and receiving different recommendations from experienced physicians can be frustrating. The reality is that both recommendations may be appropriate, depending on the specific type of scars you have. From your photos and treatment history, it appears that you have a combination of atrophic acne scars and an overall "orange peel" texture. These are often caused by different underlying issues, which is why a single treatment rarely addresses everything. One important question is whether your scars are tethered. Rolling scars are often held down by fibrous bands beneath the skin. If that's the case, subcision is one of the most effective treatments because it releases those bands, allowing the skin to lift naturally. If tethering is present, performing repeated laser treatments without first releasing the scar may not produce the improvement you're hoping for. On the other hand, Helix Fusion laser is designed to stimulate collagen remodeling and improve skin texture. It may help soften the overall appearance of the skin and improve superficial scarring, but it does not address tethered scars beneath the surface. That's why some physicians recommend subcision first and laser afterward—they're treating two different components of the problem. Your history also suggests that your skin may have reached a point where additional resurfacing alone is unlikely to provide significant benefit. After treatments such as SkinPen microneedling, ProFractional laser, MicroLaserPeel, and PRX Derm Perfexion, it's reasonable to reassess the underlying scar anatomy rather than continuing to repeat similar procedures. At 49, it's also important to recognize that normal age-related collagen loss and changes in skin elasticity can make acne scars appear more noticeable than they did years earlier. Sometimes a small amount of structural support—such as carefully placed filler after subcision in selected cases—can further improve the result, although this depends on the individual scar pattern. My recommendation would be to avoid thinking of this as an "either-or" decision. Acne scar treatment is often most successful when it is customized to the scar type. If your scars are tethered, subcision may be the missing step. Once those scars are released and allowed to heal, a collagen-stimulating laser can then refine the surface texture much more effectively than either treatment alone. Finally, if you feel your skin actually became worse after prior procedures, I would proceed cautiously before undergoing another aggressive resurfacing treatment. Allowing your skin to fully recover and ensuring that the next procedure specifically targets the cause of your remaining scars is often more beneficial than repeating treatments that have already provided limited improvement. While complete removal of acne scars is rarely possible, a carefully planned combination approach can often produce substantial improvements in both texture and scar depth, even after previous treatments have not met expectations.