RESUME FAILED DOWNLOADS IN YOUR OPERA MINI 5 AND HIGHER VERSIONS
You may be downloading a file using any version of Opera 5, 6 or 7 and suddenly it shows "Download failed". No need to worry.
To continue your download from where it stopped, restart the download.
At first, when it asks "Allow application to..." Select No. When it asks again, then select Yes, Yes, Yes until the download begins.