Important: if you are using free forum hosting service then you don't have access to files, so you can't upload anything and this tutorial is useless for you.
Important: all filenames are case sensitive. So "logo_phpBB.gif" and "logo_phpbb.gif" are NOT the same file.
Style: subSilver
Create your own logo, name it logo_phpBB.gif. Then upload it to directory templates/subSilver/images/ overwriting old image
If your logo is not gif format then open templates/subSilver/overall_header.tpl, search for "logo_phpBB.gif" (without quotes) in that file and replace extension with whatever format your logo is.
Style: Aeolus
Same as subSilver, but file is in directory templates/Aeolus/images/
Style: Artemis
Create your own logo, name it logo.gif. Then upload it to directory templates/Artemis/images/ overwriting old image.
If your logo is not gif format then open templates/Artemis/overall_header.tpl, search for "logo.gif" (without quotes) in that file and replace extension with whatever format your logo is.
If you are using Artemis Lite then directory is templates/ca_artemis/, not templates/Artemis/
Important: logo height must be 66 pixels.
Style: Athena
Same as subSilver, but file is in directory templates/Athena/images/
Style: Aphrodite
Create your own logo, name it logo.gif. Then upload it to directory templates/ca_aphrodite/images/ overwriting old image. If you are using Aphrodite Green then directory name is ca_aphrodite_green, not ca_aphrodite.
If your logo is not gif format then open templates/ca_aphrodite/overall_header.tpl, search for "logo.gif" (without quotes) in that file and replace extension with whatever format your logo is.
Important: logo height must be 63 pixels.
Style: Christmas
Create your own logo, name it logo.gif. Then upload it to directory templates/Christmas/images/blue/logo.gif (if you are using some other color scheme then instead of "blue" use that color scheme's directory).
If your logo is not gif format then open templates/Christmas/overall_header.tpl, search for "logo.gif" (without quotes) in that file and replace extension with whatever format your logo is.
Important: logo height must be 77 pixels.
Style: Classic
Same as subSilver, but file is in directory templates/Classic/images/ or templates/ca_classic/images/
Style: Eos
Same as subSilver, but file is in directory templates/Eos/images/
Important: logo height must not be more than 46 pixels.
Style: Helius
See templates/Helius/_logo_src/readme.txt
Style: Hestia
Same as subSilver, but file is in directory templates/Hestia/images/
Style: Iris
Same as subSilver, but file is in directory templates/Iris/images/
Important: logo height should not be more than 61 pixels.
Style: Morpheus
Create gif image with size 125x69, name it logo_left.gif. Upload that image to templates/Morpheus/images/blue/ (or other color scheme directory instead of "blue").
If logo format or width (don't change height!) is different open templates/Morpheus/overall_header.tpl, find "logo_left.gif" and change width or extension of file.
Style: MorpheusX
Create gif file with height 47 pixels, name it logo.gif. Upload that image to templates/MorpheusX/images/blue/ (or other color scheme directory instead of "blue" or instead of "MorpheusX").
If logo format is different open templates/MorpheusX/overall_header.tpl, find "logo.gif" and change extension of file.

