I cannot seem to open these aerials for Solano County on QGIS. I am using QGIS 3.4 since I'm on Windows 7 and need plugins. I have tried adding XYZ tile layers and ArcGIS Rest Layers, but I don't have any luck and I'm wondering if anyone has some insight on this.
https://solanocountygis.com/portal/home/search.html?q=aerials
Here are the two main aerials I want to add: