f the wireless keyboard doesn’t work, please check:
當發現無線鍵盤不能使用，請按以下方式檢查：
1. Whether the battery is used out, if yes, please replace with new battery;
檢查鍵盤的電池電量是否用完，如果是，請更換新的電池
2. If the still doesn’t work, please do the following steps to recover the default setting (automatic pairing):
如果更換了新的電池 ，鍵盤還是不能使用，請按以下步驟恢復默認設置（自動配對）。
Step one: unplug and plug again the nano receiver onto an available USB port of a computer,
第一步：將nano接收器拔出並重新插入計算機可用的USB端口
Step two: move the wireless keyboard close to the nano receiver (within 10 cm), take out the battery, and install the battery again inside the Battery
compartment, if we can see the led of the keyboard keep flashing, we can start using the wireless keyboard again.
第二步：將無線鍵盤靠近nano接收器（10厘米以內），取出電池，重新將電池裝入電池內倉內，如果我們看到鍵盤的指示燈一直在閃爍，我們又可以重新使用無線鍵盤了。
CPKB01 ~ User Manual /繁體中文說明書
https://cdn.shopify.com/s/files/1/0253/3294/0882/files/UM_CP-KB01_TAPPY.pdf?v=1628059023
