When downloading the application, you often encounter the pop-up box "cannot download XX application at this time", and organize the following solutions for reference only.
1. You can click on the "Retry" button and try it several times.
2. Switch to mobile mobile cellular network and try again.
3. Restart.
4. If the restart is not possible we can try to set up a DNS server to resolve:
(1) Click "Settings" app on your phone
(2) Click on the "Wireless LAN" to find our Internet access in the Access interface.
(3) Go to the wireless management interface we find our own WiFi and then click the exclamation mark icon on the right side of the wireless
(4) After entering, we find the DNS column under the DHCP interface, then click DNS to enter the modified.
(5) Can try to enter 114.114.114.114 or enter 8.8.8.8 new address
IOS "Cannot download app at this time" solution