Fixed review comments by updating the wordings.

CHANGELOG.md

@@ -14,14 +14,14 @@ Allow setting permissions lists in init arguments just like in upgrade arguments
 - Module hash: f45db224b40fac516c877e3108dc809d4b22fa42d05ee8dfa5002536a3a3daed
 - Bump agent-js to fix error code
 
-### chore!: improve `dfx cycles balance` messages.
+### chore!: improve the messages for the subcommands of `dfx cycles`.
 
-If users run `dfx cycles balance` without running the `--ic` flag, show below messages to indicate what to do next.
+If users run subcommands of `dfx cycles` without the `--ic` flag, show below messages to indicate what to do next.
 ```
 Error explanation:
-Cycles ledger with canister ID 'um5iw-rqaaa-aaaaq-qaaba-cai' cannot be found.
+Cycles ledger with canister ID 'um5iw-rqaaa-aaaaq-qaaba-cai' is not installed.
 How to resolve the error:
-Run the command with '--ic' flag if you want to access the cycles ledger on the mainnet.
+Run the command with '--ic' flag if you want to manage the cycles on the mainnet.
 ```
 
 # 0.24.2

e2e/tests-dfx/cycles-ledger.bash

@@ -117,11 +117,11 @@ current_time_nanoseconds() {
   assert_eq "2.900 TC (trillion cycles)."
 }
 
-@test "balance without cycles ledger failed as expected" {
+@test "balance without cycles ledger fails as expected" {
   dfx_start
 
   assert_command_fail dfx cycles balance
-  assert_contains "Cycles ledger with canister ID 'um5iw-rqaaa-aaaaq-qaaba-cai' cannot be found."
+  assert_contains "Cycles ledger with canister ID 'um5iw-rqaaa-aaaaq-qaaba-cai' is not installed."
 }
 
 @test "transfer" {

src/dfx/src/lib/diagnosis.rs

@@ -198,9 +198,9 @@ fn cycles_ledger_not_found(err: &AnyhowError) -> bool {
 
 fn diagnose_cycles_ledger_not_found() -> Diagnosis {
     let explanation =
-        "Cycles ledger with canister ID 'um5iw-rqaaa-aaaaq-qaaba-cai' cannot be found.";
+        "Cycles ledger with canister ID 'um5iw-rqaaa-aaaaq-qaaba-cai' is not installed.";
     let suggestion =
-        "Run the command with '--ic' flag if you want to access the cycles ledger on the mainnet.";
+        "Run the command with '--ic' flag if you want to manage the cycles on the mainnet.";
 
     (Some(explanation.to_string()), Some(suggestion.to_string()))
 }