A common conversation among testers is certification, and whether it’s worth it!!
The answer is YES!! especially for people who are new to testing - less than a year - I would definitely recommend that if given the opportunity to sit the ISTQB, they should take it.
There is one primary certifying body in software testing: the International Software Testing Qualifications Board (ISTQB). Introduced in November 2002, the board allows a series of certifications across three levels: Foundation CTFL, Advanced CTAL, and Expert CTEL. Moreover, it is possible to take ISTQB exams in over 120 countries, making it a globally recognized designation.
You have to pass the CTAL-TM exam to receive the certification from ISTQB. To increase the effectiveness of your study and make you familiar with the actual exam pattern, we have prepared this ISTQB Test Manager sample questions. Our 
To achieve the professional designation of ISTQB Certified Tester Advanced Level - Test Manager from the ISTQB, candidates must clear the CTAL-TM Exam with the minimum cut-off score. For those who wish to pass the ISTQB Test Manager certification exam with good percentage, please take a look at the following reference document detailing what should be included in ISTQB CTAL-Test Manager Exam preparation.
You can easily pass 