You can get help from:

Internet Service Provider/s [ISP] Members Web Pages:
These are too many and varied to publish and FRITZ!Forum does not wish to suggest preference for any specific ISP.
If Members need help in deciding if an chosen ISP is suitable for their particular needs it is possible they will receive responses direct from Members who have such experience.

Operating Systems
[OS] Providers Web Pages:

Apple Forums

Apple Support


Microsoft Forums

Microsoft Tech Support


Linux Forums & Linux Support
NB. The above subjects are many and varied and may depend on the Version of this Operating System that you are running.
Unfortunately it appears that several sites offering services may be problematic, take care and if in doubt do not enter sites that you cannot trust.
Hopefully Members will advise regarding ‘safe’ links and once these are confirmed they will be posted here.


Information Sites
Dealing with the Hardware, Software or Specialist Aspects e.g, Broadband, WiFi etc:

Kitz Main Site

ThinkBroadband Main Site



Forums
Dealing with the Hardware, Software or Specialist Aspects e.g, Broadband, WiFi etc:

Kitz Forums

ThinkBroadband Forums
Note that signing up for the ThinkBroadband Main Site does not give automatic access to the ThinkBroadband Forums


Work in progress

FRITZ!Forum invite suggestions from established Members and will add to this post, in good faith, further reportedly Appropriate - Safe - Reliable Links under the most suitable heading.