If you accidentally delete the Symphony WeChat Mini Program, you can reinstall it by searching for the Symphony Mini Program in WeChat's Mini Programs page and downloading it again.
Once downloaded and installed, if you cannot sign in to your account automatically, you can scan the following QR codes to recover your Symphony WeChat Mini Program (Figure 1 and Figure 2):
Production
Figure 1 Production QR Code
UAT
Figure 2 UAT QR Code
Note: The above QR codes do not contain any customer or personal information