firefox slows down

[dbeach7908]

when using firefox web pages are very very slow. all history is cleared twice daily and the shockwave flash player/plugin container freezes web pages, am stumped.

[WiseCleaner]

1, Use Wise Care 365 or Wise Disk Cleaner to clean Firefox;

2, Open Firefox---Add-ons---Extensions, disable useless toolbar and extensions;

    Open Firefox---Add-ons---Plugins, disable useless plugins.