cleanup structure

Signed-off-by: Michel-FK <michel.stempin@funkey-project.com>

docs/developers/software_reference/index.md

@@ -15,8 +15,7 @@ closing the console before turning it off, and restoring this state
 when opening and turning it back on in a matter of seconds.
 
 This feature is only possible because of the optimized fast boot time
-detailed in the [Boot Process](boot_process/boot_process_intro.md)
-section.
+detailed in the [Boot Process][1] section.
 
 ## Storage
 
@@ -24,8 +23,8 @@ The only storage system available in the **FunKey S** is its
 integrated MicroSD card. Most of its contents is made available to a
 host computer when connected over USB.
 
-The MicroSD card format is detailed in the [Disk
-Partition](disk_mapping/partition.md) section.
+The MicroSD card format is detailed in the [Disk Partition][2]
+section.
 
 ## Video Processing
 
@@ -50,6 +49,9 @@ The **FunKey S** has no standard keyboard but features common
 console-oriented controls in the form of a D-Pad, A/B/X/Y Pad,
 Menu/On/Off, Fn and Start buttons.
 
+[1]: boot_process/index.md
+[2]: disk_mapping/partition_map.md
+
 --8<--
 includes/glossary.md
 --8<--

docs/index.md

@@ -36,9 +36,9 @@ Last but not least, this documentation would not be complete without a
 [Glossary of terms][5] and an [FAQ][6] section for reference.
 
 [1]: quickstart.md
-[2]: tutorials/software/update.md
-[3]: developers/hardware_ref/
-[4]: developers/software_ref/disk_mapping/recovery.md
+[2]: tutorials/software/firmware_update.md
+[3]: developers/hardware_reference/
+[4]: developers/software_reference/disk_mapping/recovery.md
 [5]: miscellaneous/glossary.md
 [6]: miscellaneous/faq.md