wx.showSharelmageMenu在PC端无法分享？

MAC版打开小程序：

mac版本：

win:

代码：

// 下载图片

    const res = await app.downloadFile(earlyBirdShareImgs[index]);

    if(typeof recordid === 'undefined' || recordid === '' || recordid === undefined){

      var that =this

      wx.showShareImageMenu({

        path: res.tempFilePath,

        needShowEntrance: true,

        entrancePath: `/pages/clockin/index?activityId=${activityid}&loadType=2`,

        complete:()=>{

          that.setData({dzhPop: false},()=>{

            setTimeout(() => {

              wx.switchTab({

                url: `/pages/index/index?activityId=${activityid}`,

              });

            }, 500);

          })

        }

      })

    }