Home >Common Problem >What should I do if a PDF automatically closes after opening?
Cause analysis:
It may be that the Adobe FLEXnet Licensing service has not been started.
Solution:
1. Open the service management console.
Press the WIN R key combination to open the run window, enter services.msc, and click OK
2. Find the service FLEXnet Licensing Service and change the startup type to Manually, and enable this service.
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