The sewing machine may not be sewing due to several reasons such as a jammed or incorrectly inserted bobbin, a needle that is bent or not inserted properly, incorrect threading of the machine, or a malfunctioning tension mechanism. It is important to troubleshoot these common issues by checking the machine's components and making necessary adjustments to ensure proper sewing functionality. If the issue persists, it may be best to consult the sewing machine's manual or seek professional help for further assistance. **

Yes, a sewing machine can handle sewing 6mm fabric, as long as the machine is equipped with the appropriate needle and thread for the fabric thickness. It is important to use the correct needle size and thread weight to ensure smooth and even stitching when working with thicker fabrics. Additionally, adjusting the machine's tension and stitch length may also be necessary to accommodate the thicker material. **

The Bernina 770 QE is a popular choice among sewers for its advanced features and high-quality stitching. It offers a wide range of functions, including a large touchscreen display, automatic thread cutter, and a generous workspace. Additionally, the Bernina 770 QE is known for its durability and precision, making it a reliable option for both beginners and experienced sewers. **

To program decorative stitches on a computerized sewing machine, you first need to select the desired stitch from the machine's stitch menu. Then, adjust the stitch length, width, and tension settings to customize the stitch to your liking. Some computerized sewing machines also allow you to create your own stitch patterns by inputting the desired design using the machine's touchscreen or buttons. Once you have programmed the decorative stitch, you can save it in the machine's memory for future use. **

The sewing machine may not be sewing properly due to a variety of reasons. It could be that the needle is bent or dull, the thread is not properly threaded, the tension is not adjusted correctly, or there is a build-up of lint or debris in the machine. It is important to troubleshoot each of these potential issues to determine the root cause of the problem and make the necessary adjustments or repairs to ensure the machine sews properly. **

The sewing machine starts sewing easily by first threading the machine correctly with the top thread and bobbin thread. Next, the fabric is placed under the presser foot and the needle is positioned at the starting point. The machine is then turned on and the foot pedal is pressed gently to start sewing. The user guides the fabric through the machine while controlling the speed with the foot pedal to ensure smooth and even stitches. **

Sewing with a sewing machine is not inherently dangerous, but like any activity involving machinery, there are potential risks. It is important to follow safety guidelines and use caution when operating a sewing machine to avoid injury. Common safety precautions include keeping fingers and loose clothing away from the needle and moving parts, using the machine in a well-lit and uncluttered area, and being mindful of the power cord and foot pedal. With proper care and attention, sewing with a sewing machine can be a safe and enjoyable activity. **

To program decorative stitches on a computerized sewing machine, you can typically use the machine's built-in stitch programming feature. First, select the stitch you want to customize and then use the machine's LCD screen or buttons to adjust the stitch length, width, and other parameters to create your desired decorative pattern. Some computerized sewing machines also allow you to create and save your own custom stitches by inputting the desired pattern using the machine's programming interface. Once you have programmed the decorative stitch, you can save it for future use and easily access it whenever you need. **