Fault Description:
Windows7, IE9.0, consumer login can not display the picture verification code,
Office Professional Key, shown as blank.
Failure Analysis:
damage brought on pngfilt.dll commonly, but you'll find another factors,
answer:
1. is often a normal computer exhibit duplicate pngfilt.dll, after which operate within the Start off menu,
Buy Windows 7 Home Basic, sort:
regsvr32 c: windows system32 pngfilt.dll
input, press Enter.
2. Begin - Towards the route three, so named for your four, plus a value of
three. Open the Registry [HKEY_CLASSES_ROOT MIME], under typical conditions there are many main products, not just open the png format image Database entry. Under normal circumstances, Database has a huge selection of items beneath the abnormal situations only three 4. This machine through the typical in others (xp from vista to duplicate) duplicate to MIME entry in to the registry on their machine. Occasionally a issue is MIME rights (like air rights), basically delete all the re-import.
four. clean out system junk files, and even more web pages to refresh a few times, and install the latest Flash plug-in.
five. This can be typical with the network slow or unstable phenomenon, look for the reason the network line,
Windows 7 Ultimate 64, the problem absolutely lies inside the router, you are able to reset the router and broadband cats appear it over after which re-set the parameters
6. Open the IE browser,
Cheap Office Standard 2007, Tools, Web Options, Sophisticated, Da Shanggou can show the picture. Or right-click the picture can't be exhibited,
Office Professional Plus 2010, position exhibit photos.
7. may possibly be considered a firewall versus the image show function, turn off the firewall attempt.
8. with 360 security guards repair IE, then anti-virus.
9.HOSTS file is modified typically result in questions such as: file place C: WINDOWS system32 drivers and so on hosts use Notepad to open the contents emptied, leaving only the 127.0.0.one localhost entry off this save.
ten. Open the code): for% 1 in (% windir% system32 *. dll) do regsvr32.exe / s% 1
eleven. with 360 safety guards scanning adverse feedback plug-in, and clear.
twelve. computer method issues, you can actually reinstall the method.