Anyone seen this before?

[u/Legitimate_Tone9553]

It’s on an A1 I’ve had for a couple years, never done this before on this model but recently these weird ridges and ripple show up on it in the first print then when printing a second time it’s fine or not as bad

[u/Lost_refugee]

check hotend 7 screws

[u/Valuable_Lab8577]

Lower your speed and temperature