FAQs & Troubleshooting FAQ Search Results CS-80 Not your product? Search by FAQ ID number Search Back to FAQs & Troubleshooting. 2 Results 1.faqh00000056_002 I slide the stitch length adjustment slider, but I can not adjust the stitch length. 2.faqh00000056_003 I slide the stitch width adjustment slider, but I can not adjust the stitch width (zigzag width). FAQs & Troubleshooting