一、拆卸原有布料

1、 Dismantling the original fabric

1. 将伸缩遮阳棚收起，将其安装在一个平整的地面上。

Firstly, fold up the retractable sunshade and install it on a flat surface.

2. 用扳手和螺丝刀将原有的遮阳布料卸下来。需要注意的是，卸下来的螺丝和其他小配件要加以妥善保管，以免遗失和损坏。

2. Use a wrench and screwdriver to remove the original sunshade fabric. It should be noted that the removed screws and other small accessories should be properly stored to avoid loss and damage.

二、测量尺寸

2、 Measure dimensions

1. 将拆下来的遮阳布料展开，用卷尺或卷尺测量宽度和长度。需要注意的是，在测量长度的时候，要将遮阳布拉直，以得到准确的尺寸数据。

1. Unfold the removed sunshade fabric and measure the width and length with a tape measure or tape measure. It should be noted that when measuring the length, the sunshade cloth should be straightened to obtain accurate dimensional data.

2. 根据测量数据购买新的遮阳布料。在购买时要根据原有遮阳布料的材质、颜色等因素进行选择。

2. Purchase new sunshade fabric based on measurement data. When purchasing, the selection should be based on factors such as the material and color of the original sunshade fabric.

三、安装新布料

3、 Install new fabric

1. 将购买来的新遮阳布料铺开，确认其尺寸是否正确，以确保其能够覆盖整个伸缩遮阳棚。

1. Spread out the newly purchased sunshade fabric and confirm if its size is correct to ensure that it can cover the entire retractable sunshade.

2. 将新的遮阳布料固定在遮阳棚上，使用和拆卸布料时相同的螺丝和小配件进行安装。需要注意的是，安装时要确保布料的拉力均匀，以免出现皱褶或歪斜。

2. Fix the new sunshade fabric onto the sunshade and install it using the same screws and accessories as when removing the fabric. It should be noted that during installation, the tension of the fabric should be evenly distributed to avoid wrinkles or skewness.