You are welcome.
You should try to initiate a text conversation with her at least twice a week.
If she responds well, you should even increase this number naturally over time.
You need to keep yourself on her radar during this quarantine so that she is continuously reminded about your personality and hopefully entertained by it.
By initiating a text conversation with her at least twice a week to start, you would be giving yourself the best chance of preventing her from forgetting about you during this quarantine.
As long as she is actively engaged in communicating with you, it is best to continue maintaining a consistency in how often the both of you communicate.