diff --git a/web/src/screens/filters/action.tsx b/web/src/screens/filters/action.tsx
index 397df3b..f173ca0 100644
--- a/web/src/screens/filters/action.tsx
+++ b/web/src/screens/filters/action.tsx
@@ -199,10 +199,14 @@ const TypeForm = ({ action, idx, clients }: TypeFormProps) => {
               <NumberField
                 name={`actions.${idx}.limit_download_speed`}
                 label="Limit download speed (KiB/s)"
+                placeholder="Takes any number (0 is no limit)"
+                min={0} required={true}
               />
               <NumberField
                 name={`actions.${idx}.limit_upload_speed`}
                 label="Limit upload speed (KiB/s)"
+                placeholder="Takes any number (0 is no limit)"
+                min={0} required={true}
               />
             </div>
 
@@ -210,11 +214,15 @@ const TypeForm = ({ action, idx, clients }: TypeFormProps) => {
               <NumberField
                 name={`actions.${idx}.limit_ratio`}
                 label="Ratio limit"
+                placeholder="Takes any number (0 is no limit)"
+                min={0} required={true}
                 step={0.5}
               />
               <NumberField
                 name={`actions.${idx}.limit_seed_time`}
                 label="Seed time limit (minutes)"
+                placeholder="Takes any number (0 is no limit)"
+                min={0} required={true}
               />
             </div>
           </div>
@@ -253,10 +261,13 @@ const TypeForm = ({ action, idx, clients }: TypeFormProps) => {
               <NumberField
                 name={`actions.${idx}.reannounce_interval`}
                 label="Reannounce interval. Run every X seconds"
+                placeholder="7 is default and recommended"
+                min={1} required={true}
               />
               <NumberField
                 name={`actions.${idx}.reannounce_max_attempts`}
                 label="Run reannounce Y times"
+                min={1} required={true}
               />
             </div>
           </div>
diff --git a/web/src/screens/filters/details.tsx b/web/src/screens/filters/details.tsx
index ccc31bc..491ddfb 100644
--- a/web/src/screens/filters/details.tsx
+++ b/web/src/screens/filters/details.tsx
@@ -237,7 +237,7 @@ export default function FilterDetails() {
                 max_size: filter.max_size,
                 delay: filter.delay,
                 priority: filter.priority ?? 0,
-                max_downloads: filter.max_downloads,
+                max_downloads: filter.max_downloads ?? 0,
                 max_downloads_unit: filter.max_downloads_unit,
                 use_regex: filter.use_regex || false,
                 shows: filter.shows,
@@ -274,7 +274,7 @@ export default function FilterDetails() {
                 quality: filter.quality || [],
                 media: filter.media || [],
                 match_release_types: filter.match_release_types || [],
-                log_score: filter.log_score,
+                log_score: filter.log_score ?? 0,
                 log: filter.log,
                 cue: filter.cue,
                 perfect_flac: filter.perfect_flac,
@@ -351,7 +351,7 @@ export function General() {
           <NumberField name="delay" label="Delay" placeholder="Number of seconds to delay actions" />
           <NumberField name="priority" label="Priority" placeholder="Higher number = higher prio" min={0} required={true} />
 
-          <NumberField name="max_downloads" label="Max downloads" placeholder="Takes any number (0 is infinite)" />
+          <NumberField name="max_downloads" label="Max downloads" placeholder="Takes any number (0 is infinite)" min={0} required={true} />
           <Select name="max_downloads_unit" label="Max downloads per" options={downloadsPerUnitOptions}  optionDefaultText="Select unit" />
         </div>
       </div>
@@ -435,7 +435,7 @@ export function Music({ values }: AdvancedProps) {
         </div>
 
         <div className="mt-6 grid grid-cols-12 gap-6">
-          <NumberField name="log_score" label="Log score" placeholder="eg. 100" min={0} max={100} disabled={values.perfect_flac} />
+          <NumberField name="log_score" label="Log score" placeholder="eg. 100" min={0} max={100} required={true} disabled={values.perfect_flac} />
         </div>
 
       </div>