diff --git a/files/system-monitor-graph@rcassani/settings-schema.json b/files/system-monitor-graph@rcassani/settings-schema.json
index 36fcd0e..ef509ae 100644
--- a/files/system-monitor-graph@rcassani/settings-schema.json
+++ b/files/system-monitor-graph@rcassani/settings-schema.json
@@ -23,7 +23,7 @@
         "type": "filechooser",
         "default": "/",
         "description": "Filesystem to monitor",
-        "tooltip": "Select the file system, which you want to monitor.",
+        "tooltip": "Select a directory in the filesystem to monitor.",
         "allow-none" : true,
         "select-dir" : true,
         "dependency": "type=hdd"
@@ -32,7 +32,7 @@
         "type": "combobox",
         "default": 60,
         "description": "Duration of the graph",
-        "tooltip": "Maximum among of time shown in the graph.",
+        "tooltip": "Maximum among of time to show in the graph.",
         "options" : {
             "30 s": 30,
             " 1 min": 60,
@@ -47,7 +47,7 @@
         "type": "combobox",
         "default": 1,
         "description": "Refresh interval",
-        "tooltip": "Refresh interval in seconds.",
+        "tooltip": "How often a new value of the variable will be calculated.",
         "options" : {
             " 1 s": 1,
             " 2 s": 2,
@@ -66,35 +66,41 @@
     "background-color": {
         "type": "colorchooser",
         "default": "rgba(50,50,50,1)",
-        "description": "Background color"
+        "description": "Background color",
+        "tooltip": "RGB or RGBA."
     },
     "text-color": {
         "type": "colorchooser",
         "default": "rgba(255,255,255,1)",
-        "description": "Text color"
+        "description": "Text color",
+        "tooltip": "RGB or RGBA."
     },
     "line-color-cpu": {
         "type": "colorchooser",
         "default": "rgba(23,147,208,1.0)",
         "description": "Line color CPU",
-        "dependency": "type=cpu"
+        "dependency": "type=cpu",
+        "tooltip": "RGB or RGBA. Alpha is ignored"
     },
     "line-color-ram": {
         "type": "colorchooser",
         "default": "rgba(137,190,67,1.0)",
         "description": "Line color RAM",
-        "dependency": "type=ram"
+        "dependency": "type=ram",
+        "tooltip": "RGB or RGBA. Alpha is ignored"
     },
     "line-color-hdd": {
         "type": "colorchooser",
         "default": "rgba(197,86,33,1.0)",
         "description": "Line color HDD",
-        "dependency": "type=hdd"
+        "dependency": "type=hdd",
+        "tooltip": "RGB or RGBA. Alpha is ignored"
     },
     "midline-color": {
         "type": "colorchooser",
         "default": "rgba(127,127,127,1)",
-        "description": "Grid color"
+        "description": "Grid color",
+        "tooltip": "RGB or RGBA."
     },
     "h-midlines": {
         "type": "spinbutton",
@@ -118,6 +124,6 @@
         "min": 0.5,
         "max": 5,
         "step": 0.1,
-        "description": "Scale factor for desklet size (1 = 330x120 px)"
+        "description": "Scale factor for desklet size (scale factor of 1 = 330 x 120 px)"
     }
 }