For others with similar problems, they have a troubleshooting guide including model-specific tips at https://support.signal.org/hc/en-us/articles/360007318711-T

For others with similar problems, they have a troubleshooting guide including model-specific tips at https://support.signal.org/hc/en-us/articles/360007318711-Troubleshooting-Notifications https://support.signal.org/hc/en-us/articles/360007318711-Tr...