The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Explanatory guides for General (2 members)
- Explanatory guides for IPhone 11 (1 member)
- Explanatory guides for IPhone 11 Pro (1 member)
- Explanatory guides for IPhone 11 Pro Max (1 member)
- Explanatory guides for IPhone 12 (1 member)
- Explanatory guides for IPhone 12 Mini (1 member)
- Explanatory guides for IPhone 12 Pro (1 member)
- Explanatory guides for IPhone 12 Pro Max (1 member)
- Explanatory guides for IPhone 13 (1 member)
- Explanatory guides for IPhone 13 Mini (1 member)
- Explanatory guides for IPhone 13 Pro (1 member)
- Explanatory guides for IPhone 13 Pro Max (1 member)
- Explanatory guides for IPhone 14 (1 member)
- Explanatory guides for IPhone 14 Plus (1 member)
- Explanatory guides for IPhone 14 Pro (1 member)
- Explanatory guides for IPhone 14 Pro Max (1 member)
- Explanatory guides for IPhone 15 (1 member)
- Explanatory guides for IPhone 15 Plus (1 member)
- Explanatory guides for IPhone 15 Pro (1 member)
- Explanatory guides for IPhone 15 Pro Max (1 member)
- Explanatory guides for IPhone X (1 member)
- Explanatory guides for IPhone XS (1 member)
- Explanatory guides for IPhone XS Max (1 member)
- Explanatory guides for Inductors (1 member)
- Explanatory guides for Nintendo Switch (4 members)
- Explanatory guides for Nvidia GPUs (1 member)
- Explanatory guides for Playstation 4 (1 member)
- Explanatory guides for Playstation 4 Pro (1 member)
- Explanatory guides for Playstation 4 Slim (1 member)
- Explanatory guides for Printers (3 members)
- Explanatory guides for RTX 2060 (5 members)
- Explanatory guides for RTX 2070 (5 members)
- Explanatory guides for RTX 2080 (5 members)
- Explanatory guides for RTX 2080Ti (5 members)
- Explanatory guides for RX 460 (7 members)
- Explanatory guides for RX 470 (7 members)
- Explanatory guides for RX 480 (7 members)
- Explanatory guides for RX 560 (7 members)
- Explanatory guides for RX 570 (7 members)
- Explanatory guides for RX 5700 (4 members)
- Explanatory guides for RX 5700XT (4 members)
- Explanatory guides for RX 580 (7 members)
- Explanatory guides for RX 590 (7 members)
- Explanatory guides for Raspberry Pi (4 members)
- Explanatory guides for Resistors (1 member)
- Explanatory guides for Television/Monitors (2 members)
- Explanatory guides for Televisions/Monitors (0 members)
- Explanatory guides for Thinkpad L412 (1 member)
- Explanatory guides for Thinkpad L420 (1 member)
- Explanatory guides for Thinkpad L421 (1 member)
- Explanatory guides for Thinkpad L430 (1 member)
- Explanatory guides for Thinkpad L512 (1 member)
- Explanatory guides for Thinkpad L520 (1 member)
- Explanatory guides for Thinkpad L530 (1 member)
- Explanatory guides for Thinkpad T400s (1 member)
- Explanatory guides for Thinkpad T410 (1 member)
- Explanatory guides for Thinkpad T410i (1 member)
- Explanatory guides for Thinkpad T410si (1 member)
- Explanatory guides for Thinkpad T420 (1 member)
- Explanatory guides for Thinkpad T420i (1 member)
- Explanatory guides for Thinkpad T420s (1 member)
- Explanatory guides for Thinkpad T420si (1 member)
- Explanatory guides for Thinkpad T430 (1 member)
- Explanatory guides for Thinkpad T430i (1 member)
- Explanatory guides for Thinkpad T430s (1 member)
- Explanatory guides for Thinkpad T430si (1 member)
- Explanatory guides for Thinkpad T510 (1 member)
- Explanatory guides for Thinkpad T510i (1 member)
- Explanatory guides for Thinkpad T520 (1 member)
- Explanatory guides for Thinkpad T520i (1 member)
- Explanatory guides for Thinkpad T530 (1 member)
- Explanatory guides for Thinkpad T530i (1 member)
- Explanatory guides for Thinkpad W510 (1 member)
- Explanatory guides for Thinkpad W520 (1 member)
- Explanatory guides for Thinkpad W530 (1 member)
- Explanatory guides for Thinkpad X220 (1 member)
- Explanatory guides for Thinkpad X220 Tablet (1 member)
- Explanatory guides for Thinkpad X220i (1 member)
- Explanatory guides for Thinkpad X220i Tablet (1 member)
- Explanatory guides for Thinkpad X230 (1 member)
- Explanatory guides for Thinkpad X230 Tablet (1 member)
- Explanatory guides for Thinkpad X230i (1 member)
- Explanatory guides for Thinkpad X230i Tablet (1 member)
- Explanatory guides for Transistors (1 member)
- Explanatory guides for VivoBook S551LA (1 member)
- Explanatory guides for VivoBook S551LB (1 member)
- Explanatory guides for Xbox Elite Wireless Controller (1 member)
- Explanatory guides for Xbox Elite Wireless Controller Series 2 (1 member)
- Explanatory guides for Xbox Wireless Controller (1 member)
- Fairphone (2 members)
- Fairphone Phones (1 member)
- Formatting templates (3 members)
- Game Consoles (27 members)
- General Repair Guides (1 member)
- Google (2 members)
- Google Phones (1 member)
- Guide (2 members)
- HDZero (5 members)
- HDZero Drones (4 members)
- HP (2 members)