Open LDAP change Admin password

1. Find slapd

>> locate slapd

2. Find user activity in slapd.log

>> grep -i username101 slapd.log 

3. Get the Root Credentials

>> ldapsearch -LLL -Y EXTERNAL -H ldapi:/// -b  cn=config olcRootDN=cn=admin,dc=com,dc=example  dn olcRootDN olcRootPW

4. Create slapd pasword

>> slappasswd -h {SHA}

5. create ldif file changepwd

dn: olcDatabase={2}bdb,cn=config
#olcRootDN: cn=admin,dc=com,dc=example
changetype: modify
replace: olcRootPW
olcRootPW: {SHA} lfkrqwerhweir09qwe9ruwuq3er4 (create your own) using step 4

5. Modify Admin password 
>> ldapmodify -H ldapi:// -Y EXTERNAL -f ./changepwd.ldif