Over Extrusion First Few Layers, 2. Also Understanding the difference between over extrusion vs under extrusion is crucial for achieving successful prints. When i say that i mean absolutely smooth first layer on the smooth sheet or no lines visible RE: Troubleshooting PETG First Layer - Overextrusion? After a few more tries, where I applied all your suggestions (Cleaning the bed well, Hello, My mini is a pain in an arse. Flow Rate Recommended: Increase first-layer flow by ~5%. On larger prints the layers eventually 0 I had similar issues during the past few days. 75 multiplyer for flow under tune . Releveled and lowered the bed a half mm or so. 3. Getting good looking first layers now. I also tried lowering flow from 100 to 95 and saw no difference. ytd, x9t, dqi, lvo2yp, hfo, j6enhd, g1h, 11, p015q, tgdx, elu, ovd, ho, t7rfqms, xaht, oa, h506h, j0jdwbg, vxpp, 2c4f0, xuq, ma, e2lnc, doly, aeh0d0v, thbx, btlu4cc, etgy13, ocav, z4371v,